Components

Wireless radio transceiver for long-range or sub-GHz communication.

Semtech SX1262 long-range LoRa transceiver supporting 150-960MHz ISM bands with up to +22dBm TX power and -148dBm sensitivity.

Espressif ESP32-S3 dual-core Xtensa LX7 processor with WiFi, BLE 5.0, AI vector instructions, and USB OTG.

Microcontroller unit — the primary processing chip on the board.

Espressif ESP32 dual-core Xtensa LX6 processor with WiFi 802.11 b/g/n and Bluetooth 4.2/BLE.

Espressif ESP32-S3R8 SoC with integrated 8MB PSRAM, dual-core Xtensa LX7 at 240MHz, WiFi 802.11 b/g/n and Bluetooth 5.0 LE.

Solomon Systech SSD1306 OLED display driver supporting up to 128x64 resolution via I2C or SPI interface.

Raspberry Pi RP2040 dual-core ARM Cortex-M0+ at 133MHz with 264KB SRAM and programmable PIO state machines.

WorldSemi WS2812B individually addressable RGB LED with integrated driver, supporting cascaded control via single data wire.

Addressable or PWM LED driver for RGB lighting effects, status indicators, and light animations.

Amplifier IC that drives speakers from a digital audio source.

Global Navigation Satellite System (GNSS) receiver module for positioning.

Microchip ATSAMD21G18 ARM Cortex-M0+ microcontroller running at up to 48MHz with 256KB flash and 32KB SRAM.

Espressif ESP32-S2 single-core Xtensa LX7 @ 240MHz, 320KB SRAM, WiFi 802.11b/g/n, native USB 1.1 OTG. No Bluetooth.

USB-to-UART bridge IC that provides serial communication between a computer and the microcontroller for programming and debugging.

WCH CH9102 USB-to-serial converter supporting up to 4Mbps baud rate with hardware full-duplex UART and built-in crystal oscillator.

Silicon Labs CP2102 single-chip USB-to-UART bridge providing USB 2.0 full-speed serial connectivity.

Espressif ESP32-S3 SoC variant with 8MB in-package flash, Xtensa LX7 dual-core @ 240MHz, WiFi 802.11 b/g/n, and BLE 5.0.

Nordic Semiconductor nRF52840 ARM Cortex-M4F at 64MHz with BLE 5.0, Thread, Zigbee, 1MB flash, and 256KB RAM.

Espressif ESP32-C6 SoC with RISC-V core at 160MHz, WiFi 6, BLE 5, and IEEE 802.15.4 for Thread/Zigbee/Matter.

Espressif ESP32-WROOM-32 module integrating the ESP32 chip, 4MB flash, and PCB antenna in a shielded package.

OmniVision OV2640 2MP UXGA image sensor with JPEG compression, DVP interface, and up to 15fps at full resolution.

Espressif ESP32-D0WDQ6 dual-core Xtensa LX6 SoC with WiFi 802.11 b/g/n, Bluetooth 4.2/BLE, 520KB SRAM, hardware crypto acceleration, and ULP co-processor.

Onboard sensor IC for measuring environmental or physical quantities.

Microchip ATmega328P 8-bit AVR @ 16MHz, 32KB Flash, 2KB SRAM, 1KB EEPROM. The classic Arduino Uno microcontroller.

I2S PCM Class D audio amplifier with 3.2W output and filterless design.

Sitronix ST7789V is a single-chip TFT LCD controller/driver supporting up to 240x320 resolution with 262K colors over SPI/parallel interface.

Espressif ESP32-C3 RISC-V microcontroller used as a dedicated I2C keyboard slave controller.

A cellular radio modem for LTE, NB-IoT, or 2G/3G connectivity, providing IP backhaul over mobile networks.

A voltage regulator IC that provides stable output voltage for powering the board and its components.

Advanced power management IC with multi-channel LDO outputs, LiPo charging, and fuel gauge.

Semtech SX1276 LoRa transceiver supporting 137-1020 MHz with up to +20 dBm output power and -148 dBm sensitivity using LoRa modulation.

External memory chip (SDRAM, SRAM, or Flash) for data storage and processing.

Everest Semiconductor ES8311 low-power mono audio codec with ADC and DAC, I2S digital audio interface, and I2C control. Commonly used for voice and audio applications in IoT devices.

Quectel L76K multi-GNSS module supporting GPS, GLONASS, BeiDou, and QZSS with -148 dBm tracking sensitivity.

Onboard RGB LED indicator for status display and user feedback.

Electromechanical relay for switching mains AC or high-voltage DC loads.

Espressif ESP32-P4 high-performance RISC-V dual-core MCU at up to 400MHz with MIPI-DSI/CSI, H.264 encoding, USB 2.0 OTG HS, and hardware crypto. No built-in wireless radio.

Inertial Measurement Unit — combines accelerometer and gyroscope for motion tracking.

Sitronix ST7789 TFT LCD display driver IC supporting up to 240x320 resolution with SPI interface and 262K colors.

WIZnet W5500 hardwired TCP/IP embedded Ethernet controller with SPI interface, supporting 10/100Mbps Ethernet with 8 simultaneous socket connections.

Dedicated WiFi radio module providing wireless network connectivity.

Microchip ATSAMD51J19 — ARM Cortex-M4F @ 120MHz, 512KB Flash, 192KB RAM, 3.3V.

Texas Instruments INA219 bidirectional current/power monitor with I2C interface, measuring up to 26V and 3.2A.

ST Microelectronics LIS3DH 3-axis MEMS accelerometer with I2C/SPI and low-power modes.

Neural Processing Unit — dedicated AI accelerator for machine learning inference at the edge.

Rockchip RK3588 octa-core SoC with 4x Cortex-A76 at 2.4GHz + 4x Cortex-A53 at 1.8GHz, Mali-G610 MP4 GPU, 6 TOPS NPU, and 8K video.

System-on-Chip — integrated processor with CPU, GPU, NPU, or other processing units

Audio codec IC that handles analog-to-digital and digital-to-analog conversion for audio signals, typically interfaced via I2S for audio data and I2C for control.

External flash memory IC for persistent data storage beyond the MCU's internal flash.

Integrated circuit that expands the number of GPIO pins available to a microcontroller via I2C, SPI, or serial interface.

Everest Semiconductor ES7210 four-channel audio ADC with 24-bit resolution, 102 dB SNR, and I2S/TDM output.

Espressif ESP32-S3-WROOM-1 module with dual-core Xtensa LX7 @ 240MHz, configurable flash/PSRAM, WiFi 802.11 b/g/n, BLE 5.0, and USB OTG.

Espressif ESP32-S3FN16R8 dual-core Xtensa LX7 SoC with 16MB flash, 8MB PSRAM, WiFi 4, BLE 5.0, and USB OTG.

A dedicated graphics processing unit for 2D/3D rendering, video decode/encode, and display output.

Novosense NS4150B filterless Class-D mono audio amplifier delivering 3W into 4 ohm with I2S input.

Rockchip RK3588S cost-optimized octa-core SoC with 4x Cortex-A76 at 2.4GHz + 4x Cortex-A53 at 1.8GHz, Mali-G610 MP4, 6 TOPS NPU — reduced I/O variant of RK3588.

Rockchip RV1106 vision processor SoC — ARM Cortex-A7 @ 1.2GHz + RISC-V MCU + up to 1.0 TOPS NPU + ISP 3.2

Sub-1 GHz radio module for long-range wireless communication at frequencies below 1 GHz.

ASR6502 SoC integrating ARM Cortex-M0+ MCU (PSoC 4000) at 48MHz with Semtech SX1262 LoRa transceiver, 128KB flash, and 16KB SRAM. Designed for ultra-low-power LoRaWAN node applications.

AI-enabled self-learning smart sensor hub with integrated 6-axis IMU and programmable sensor fusion.

Bosch BMI270 ultra-low-power 6-axis IMU with accelerometer and gyroscope, optimized for wearables.

Texas Instruments low-power Sub-GHz RF transceiver supporting 300-348 MHz, 387-464 MHz, and 779-928 MHz frequency bands with OOK, 2-FSK, 4-FSK, and MSK modulation.

Espressif ESP32-D0WDQ6 V3 dual-core Xtensa LX6 MCU — third silicon revision with improved reliability.

Espressif ESP32-H2 SoC with RISC-V core at 96MHz, BLE 5, and IEEE 802.15.4 for Thread/Zigbee/Matter. No WiFi.

Espressif ESP32-PICO-D4 SiP (System-in-Package) with dual-core Xtensa LX6 @ 240MHz, 4MB flash, WiFi, and Bluetooth 4.2 in a compact 7x7mm package.

Espressif ESP32-S3FH4R2 dual-core Xtensa LX7 MCU with 4MB flash, 2MB PSRAM, WiFi, and Bluetooth 5 LE.

Espressif ESP8266 with Tensilica L106 32-bit processor at 80/160MHz, WiFi 802.11 b/g/n, widely used for IoT projects.

NXP PCF8563 real-time clock/calendar IC with I2C interface and low power consumption.

Hope RF RFM69HCW 868/915 MHz FSK/OOK packet radio transceiver based on SX1231, +20 dBm output, AES-128 encryption.

Raspberry Pi RP2350 dual-core dual-architecture MCU switchable between ARM Cortex-M33 and RISC-V Hazard3 cores at 150MHz, with 520KB SRAM and security features.

SK6812 addressable RGB LED with integrated control circuit, similar to WS2812 but with improved power handling. Provides programmable color and brightness per pixel.

Sitronix ST7735 TFT LCD driver for 80×160 or 128×128 displays via SPI interface with 65K colors.

TP4054 single-cell lithium-ion/polymer battery charger IC with programmable charge current up to 500mA in SOT-23-5 package.

Dedicated Ethernet MAC/PHY controller IC for wired network connectivity.

A self-contained hardware module integrating multiple ICs into a single package for easier integration.

Single board computer module providing the main computing platform.

BM8563 real-time clock IC with I2C interface, alarm, and timer functions for timekeeping.

Bosch BMM150 3-axis geomagnetic sensor for compass and heading applications.

Physical connector or expansion port for peripheral and sensor attachment.

Espressif ESP32-C6-MINI-1 module providing WiFi 6 (802.11ax) and Bluetooth 5 LE connectivity via SDIO interface. Used as a wireless co-processor for ESP32-P4 boards.

Espressif ESP32-WROVER-E module with 4MB flash, 8MB PSRAM, and external IPEX antenna connector.

Onboard single-cell LiPo battery charger circuit.

NXP PCF85063 nano-power I2C real-time clock with integrated 32.768 kHz crystal, alarm function, and battery backup support.

Rockchip RK3506 22nm SoC with 3x Cortex-A7 @ 1.2GHz + Cortex-M0 co-processor, dual 100Mbps Ethernet RMII, MIPI DSI, integrated DDR controller. Supports Linux, RTOS, and bare-metal via AMP.

Rockchip RK3576 octa-core SoC with 4x Cortex-A72 at 2.2GHz + 4x Cortex-A53 at 2.0GHz, Mali-G52 MC3, 6 TOPS NPU, and 8K video decode.

1.3" monochrome OLED display driver with I2C/SPI interface for 128×64 resolution.

Sitronix ST7735S single-chip TFT LCD controller/driver supporting up to 132×162 resolution with 262K colors over SPI interface.

Fuel gauge IC that monitors battery state-of-charge, voltage, and remaining capacity.

AC-to-DC power supply module converting mains voltage to regulated DC output.

Broadcom BCM2835 ARM1176JZF-S single-core SoC at 700MHz with VideoCore IV GPU — used in Raspberry Pi 1.

Bosch BMA423 3-axis accelerometer with built-in step counter, activity recognition (walk/run/still), wrist-tilt detection, and I2C interface at ultra-low power.

Espressif ESP32-PICO-V3-02 System-in-Package with 8MB flash and 2MB PSRAM integrated.

Espressif ESP32-S3-WROOM-1 module with 16MB flash and 8MB PSRAM.

Espressif ESP32-S3FN4R2 dual-core Xtensa LX7 MCU with 4MB flash, 2MB PSRAM, WiFi, and Bluetooth 5 LE.

FocalTech FT6336U single-channel capacitive touch controller with I2C interface, gesture recognition (swipe, tap, double-tap), and interrupt-driven wake support.

GalaxyCore GC9107 TFT LCD driver for 128×128 displays via 4-wire SPI with 262K color support.

Galaxycore GC9A01 TFT LCD controller for circular displays up to 1.28" at 240×240.

Goodix GT911 5-point capacitive touch controller with I2C interface, gesture recognition, and self-adaptive frequency hopping.

InvenSense ICM-20948 9-axis IMU with 3-axis accelerometer, gyroscope, and magnetometer plus DMP.

ILI9342C TFT LCD driver IC for 320×240 resolution IPS displays with SPI/parallel interface.

INJOINIC IP5306 power management IC with 2A charging, boost converter, and battery fuel gauge for portable devices.

Microne ME6217C33M5G low-dropout voltage regulator providing stable 3.3V output at up to 800mA with 180mV dropout.

Raspberry Pi RP2350B dual-architecture microcontroller with switchable dual ARM Cortex-M33 or dual Hazard3 RISC-V cores, 520KB SRAM, 48 GPIO, and 12 PIO state machines.

Real-time clock IC for accurate timekeeping with battery backup support.

Rockchip RV1103 SoC with single ARM Cortex-A7 @ 1.2GHz, RISC-V MCU, 0.5 TOPS NPU, 4MP ISP, integrated audio codec and Ethernet MAC PHY. Designed for vision and IoT applications.

STMicroelectronics STM32H747XI dual-core MCU with Cortex-M7 at 480MHz and Cortex-M4 at 240MHz, 2MB flash, and 1MB RAM.

Semtech SX1250 multi-band sub-GHz RF front-end transceiver (150-960MHz) designed for LoRa gateways, supporting up to +22dBm TX power.

Semtech SX1303 LoRa gateway baseband processor with 8-channel reception, Fine Timestamp for TDOA geolocation, and compatibility with SX1250/SX1255/SX1257 RF front-ends.

Nordic Semiconductor nRF24L01 2.4GHz wireless transceiver module supporting 250kbps to 2Mbps data rates with 128 channels.

Digital or analog temperature sensor for measuring ambient or contact temperature.

Microchip ATSAMD51J20 ARM Cortex-M4F at 120MHz, 256KB RAM, 1MB flash — used in Adafruit PyPortal and Monster M4SK.

Bouffalo Lab BL602 RISC-V WiFi+BLE5 SoC with 276KB SRAM and 2MB flash.

Texas Instruments BQ25896 3A switch-mode battery charger with I2C control, USB OTG 5V output, and 7-bit ADC for monitoring charge current and voltages.

Texas Instruments BQ27220 single-cell battery fuel gauge with CEDV algorithm, providing state-of-charge, voltage, temperature, and state-of-health readings over I2C.

IC that manages battery charging from USB or other power sources.

Piezoelectric or magnetic buzzer for audible alerts, alarms, and audio feedback.

Silicon Labs CP2102N USB-to-UART bridge IC supporting up to 3 Mbps baud rate with integrated voltage regulator and auto-download circuit support.

Hynitron CST816S single-point capacitive touch controller with I2C interface and gesture recognition.

Image sensor module for capturing still photos and video streams.

Haptic feedback motor driver with 123 built-in waveform effects for ERM and LRA actuators.

E Ink ED047TC1 4.7-inch e-paper display panel with 960×540 resolution, 16 grayscale levels, and 235 PPI on glass substrate.

Espressif ESP32-C3FN4 — single-core RISC-V RV32IMC @ 160MHz with 400KB SRAM, 4MB SiP flash, WiFi 802.11 b/g/n, and BLE 5.0.

HRS4H-S-DC5V 5V DC coil relay for switching high-voltage AC and DC loads in automation.

IC Plus IP101GRI single-port 10/100 Ethernet PHY transceiver with RMII interface and auto-negotiation. Commonly used for wired networking on ESP32-P4 boards.

Microchip LAN8720 10/100 Mbps Ethernet PHY with RMII interface for wired network connectivity.

Semtech LR1121 third-generation multi-band LoRa transceiver supporting Sub-GHz, 2.4GHz, and S-Band with LoRa, (G)FSK, and LR-FHSS modulation.

STMicroelectronics LSM6DS3TR-C 6-DoF IMU: 3-axis accelerometer + 3-axis gyroscope, I2C/SPI.

MEMS microphone for voice capture and ambient noise detection in compact board designs.

Digital magnetometer sensor for compass heading and magnetic field measurement.

MEMS or electret microphone for audio capture.

u-blox NEO-6M GPS receiver module with 50-channel acquisition engine, -161 dBm tracking sensitivity, and UART interface.

OmniVision OV5640 5-megapixel CMOS image sensor with autofocus, DVP/MIPI interface, and up to 2592x1944 resolution at 15fps.

Current and voltage monitoring IC for measuring power consumption and battery status.

QST QMI8658 6-axis inertial measurement unit combining a 3-axis accelerometer and 3-axis gyroscope with I2C/SPI interface for motion sensing.

Renesas RA4M1 ARM Cortex-M4F MCU at 48MHz with 256KB flash, 32KB SRAM, 14-bit ADC, 12-bit DAC, CAN 2.0B, and USB 2.0 Full-Speed.

Rockchip RK3328 quad-core Cortex-A53 at 1.3GHz with Mali-450 GPU and 4K video decode — affordable SoC for network appliances.

Rockchip RK3399 hexa-core SoC with 2x Cortex-A72 at 2.0GHz + 4x Cortex-A53 at 1.5GHz, Mali-T864 GPU, and 4K video.

Rockchip RK3566 quad-core Cortex-A55 SoC with Mali-G52 GPU and 0.8 TOPS NPU, widely used in compact SBCs.

Raydium RM67162 AMOLED display driver supporting 240×536 resolution via QSPI interface with full-view IPS angle.

Raspberry Pi RP2350A dual-architecture microcontroller with switchable dual ARM Cortex-M33 or dual Hazard3 RISC-V cores, 520KB SRAM, 30 GPIO, and 12 PIO state machines in a QFN-60 package.

UHF/VHF walkie-talkie radio module supporting analog FM voice transmission.

TP4056 is a linear Li-Ion/Li-Po battery charger IC with programmable charge current up to 1A and thermal regulation.

A CAN bus controller IC implementing the CAN V2.0B protocol for automotive and industrial communication.

Field-Programmable Gate Array chip for custom digital logic design and hardware acceleration.

Haptic feedback motor driver IC for vibration and touch feedback effects.

A dedicated LoRa baseband processor chip that handles multi-channel LoRa demodulation for gateway applications.

Analog FM VHF/UHF voice radio transceiver module for walkie-talkie and amateur radio applications.

Texas Instruments AM625 quad-core Cortex-A53 SoC with integrated Cortex-M4F, PowerVR GPU, and PRU real-time subsystem.

Panasonic AN48841B Hall effect sensor IC used in trackball assemblies for directional input detection.

Microchip ATmega2560 8-bit AVR RISC at 16MHz, 256KB flash, 8KB SRAM, 54 I/O pins — used in Arduino Mega.

Awinic AW88298 I2S digital input Class-D audio amplifier with integrated DSP and 1W output.

X-Powers AXP202 power management IC with LiPo charging, multiple voltage regulators, and fuel gauge for wearables.

Power management IC with LiPo charging, multi-channel LDO, and power path management.

Allwinner H3 quad-core Cortex-A7 SoC with Mali-400 GPU, used in many affordable maker SBCs.

Allwinner H616 quad-core Cortex-A53 SoC with Mali-G31 GPU, 4K H.265 decode.

Broadcom BCM2711 quad-core ARM Cortex-A72 64-bit SoC at 1.5GHz with VideoCore VI GPU — used in Raspberry Pi 4 and CM4.

Bosch BME280 combined digital temperature, humidity, and barometric pressure sensor with I2C/SPI interface.

Bosch BMP280 digital barometric pressure and temperature sensor with ±1 hPa accuracy and low power consumption, communicating via I2C or SPI.

Barometric pressure sensor for measuring atmospheric pressure and estimating altitude.

500mA low-dropout CMOS voltage regulator from Chipower with high PSRR, providing a stable 3.3V output for microcontroller and peripheral power.

WCH CH340 USB-to-serial bridge for programming and debugging.

WCH CH340C USB-to-UART bridge chip enabling serial programming via USB.

WCH CH340K USB-to-UART bridge chip enabling serial programming via USB in a smaller package.

Infineon AIROC CYW43439 single-chip combo device providing WiFi 4 (802.11 b/g/n) and Bluetooth 5.2 connectivity with integrated PA, LNA, and TR switch.

Good Display DEPG0213BN 2.13-inch black-and-white e-paper panel with 250×122 pixel resolution.

Infineon DPS310 XENSIV digital barometric pressure sensor with 300-1200 hPa range and +/-0.06 hPa relative accuracy. Ultra-low power consumption for battery-powered and IoT applications.

Maxim DS18B20 digital 1-Wire temperature sensor with 9-12 bit resolution and -55 to +125C range.

ESP32 used as a WiFi coprocessor providing SSL/TLS network connectivity to a host MCU via SPI.

Espressif ESP32-C5 RISC-V single-core processor at 240MHz with dual-band WiFi 6 (2.4/5GHz), BLE 5, Zigbee 3.0, and Thread 1.3 support.

Espressif ESP32-S3 module with Xtensa LX7 dual-core at 240MHz, 8MB flash, WiFi 802.11 b/g/n, and BLE 5.0 in a compact castellated package.

Espressif ESP32-S3-WROOM-1U module with Xtensa LX7 dual-core @ 240MHz, 16MB flash, 8MB PSRAM, and U.FL antenna connector.

Espressif ESP32-WROVER module with ESP32, 4MB flash, 4MB PSRAM, and PCB antenna.

Espressif ESP8266EX single-core Xtensa L106 SoC with WiFi 802.11 b/g/n, 80/160MHz clock, and 80KB SRAM.

GalaxyCore GC0308 VGA CMOS image sensor for embedded camera applications.

Circular TFT LCD display driver supporting 160×160 resolution for round displays.

262K-color TFT LCD single-chip driver supporting up to 320x240 resolution with SPI/parallel interface, commonly used in 2.4" to 3.2" displays.

Texas Instruments 16-bit digital current and power monitor with I2C interface, supporting up to 36V and 40A measurement

Infrared receiver module for decoding remote control signals from standard consumer IR remotes.

Everlight IR12-21C surface-mount infrared LED transmitter for sending IR remote control signals at 940nm wavelength.

Full-color AMOLED display driver for small wearable displays.

Dual-core 64-bit RISC-V AI processor with 0.8 TOPS KPU neural network accelerator.

Maxim MAX3485 3.3V half-duplex RS-485/RS-422 transceiver with 10 Mbps data rate and low 300uA supply current.

NXP MFRC522 13.56MHz contactless reader/writer IC supporting MIFARE and ISO/IEC 14443A cards via SPI, I2C, or UART.

U-blox ultra-compact GNSS module supporting GPS, GLONASS, BeiDou, and Galileo.

Monolithic Power Systems MP1605GTF-Z synchronous step-down converter providing 3.3V at up to 2A output.

InvenSense MPU-6050 6-axis accelerometer and gyroscope with I2C interface.

MediaTek MT7628 MIPS 24KEc router-on-a-chip SoC at 580MHz with 2T2R 802.11n WiFi, 5-port Fast Ethernet switch, USB 2.0, PCIe, and AES128/256 crypto engine.

Marvell Armada 388 dual-core Cortex-A9 SoC optimized for networking, NAS, and router applications.

Nationzsemi NS4168 mono Class-D audio amplifier with I2S input, 3W output into 4Ω, and filterless design for compact speaker applications.

Built-in PCB trace antenna for WiFi 2.4GHz wireless communication.

Onboard PDM (Pulse Density Modulation) MEMS microphone for audio capture, voice recognition, and sound-triggered applications.

HopeRF RFM95/RFM95W LoRa transceiver module based on Semtech SX1276, 868/915MHz, +20dBm output, -148dBm sensitivity

Rockchip RK3568B2 quad-core Cortex-A55 at 2.0GHz with Mali-G52 GPU, 0.8 TOPS NPU, PCIe 3.0, and 4K video.

10/100 Mbps Fast Ethernet PHY transceiver with RMII interface.

Sensirion SCD41 photoacoustic NDIR CO2 sensor with 400-5000 ppm range and +/-50 ppm accuracy. Supports automatic self-calibration and ambient pressure compensation via I2C.

Sensirion SEN55 all-in-one environmental sensor module measuring PM1.0/PM2.5/PM4/PM10 particulate matter, VOC index, and NOx index. Range 0-1000 ug/m3 for PM, with built-in algorithm tuning for VOC and NOx.

Sophgo SG2000 quad-core RISC-V+ARM SoC with 512MB DDR3 and NPU.

SIMCom SIM800L quad-band 2G GSM/GPRS modem supporting SMS, voice, and GPRS data up to 85.6 kbps.

Knowles SPM1423HM4H-B PDM MEMS microphone with high SNR, low current consumption, and digital PDM output for compact voice capture applications.

Solomon Systech SSD1680 active matrix e-paper display controller supporting black-and-white output via SPI.

Sitronix ST7701S RGB TFT LCD driver for circular and round displays up to 480×480 via 3-wire SPI and 18-bit RGB interface.

SPI-interface TFT LCD display driver supporting resolutions up to 320×480.

Semtech SX1278 LoRa transceiver optimized for 433MHz with -148dBm sensitivity.

SpacemiT K1 (X60) octa-core RISC-V SoC @ 1.6GHz with AI acceleration, targeting developer boards and edge computing.

Texas Instruments TCA9554PWR 8-bit I2C GPIO expander with interrupt output for expanding available I/O pins.

TI TDA4VM automotive-grade SoC with dual Cortex-R5F + Cortex-A72 and 8 TOPS MMA neural accelerator.

IC that interfaces with a resistive or capacitive touchscreen and reports touch coordinates to the MCU.

Unicore UC6580 dual-frequency L1+L5 GNSS chip supporting GPS, GLONASS, BDS, Galileo, NAVIC, and QZSS with sub-1.5m accuracy.

Winbond W25N01KV 128MB (1Gbit) SLC NAND flash for reliable embedded boot and storage.

Winbond W25Q128JV is a 16MB (128Mbit) serial NOR flash memory with QSPI interface, supporting up to 133MHz clock speed.

Winbond W25Q32JVSSIQ 4MB (32Mbit) serial NOR flash memory with SPI/Dual-SPI/Quad-SPI interface for firmware storage.

WIZnet W5100 Ethernet controller with hardwired TCP/IP stack, 10/100Mbps, 4 simultaneous sockets.

Electronic paper display technology that retains an image without power, offering excellent sunlight readability and ultra-low power consumption.

Magnetic field sensor used for position detection and navigation input.

Kailh PCB-mount hot-swap sockets allowing tool-free insertion and removal of Cherry MX-compatible mechanical keyboard switches.

Dedicated microcontroller that handles keyboard matrix scanning and I2C communication.

Ambient light sensor for measuring illumination levels and detecting light conditions.

Isolated RS485 transceiver IC for half-duplex serial communication over long-distance differential signaling.

JST SH 4-pin I2C connector (Adafruit Stemma QT / SparkFun Qwiic compatible) for plug-and-play sensor expansion.

Temperature-compensated crystal oscillator providing a stable reference frequency with minimal drift across temperature changes.

Ultra-Wideband (UWB) radio transceiver for precision indoor ranging, positioning, and secure distance measurement using IEEE 802.15.4z.

Vishay 1N4148 high-speed switching diode used in keyboard matrices for anti-ghosting and signal isolation.

2.41-inch AMOLED touchscreen display.

Four-channel H-bridge motor driver with 2.5A per channel, supporting PH/EN and PWM control modes for DC motors.

Multi-directional (up/down/left/right/press) navigation button for menu-driven interface control.

8-bit parallel-in/serial-out shift register used to read multiple buttons over a single data line. Commonly daisy-chained for keyboard matrix input.

Acconeer A121 60GHz pulsed coherent radar sensor for presence detection and ranging.

SIMCOM A7608E-H LTE Cat-1 module supporting LTE FDD/TDD, UMTS, and GSM bands with voice and data.

SIMCOM A7670E LTE Cat-1 module with voice, SMS, and data capabilities for IoT applications.

4G LTE Cat-1 cellular modem with global band support and UART/USB interface.

Analog Devices AD8331 ultralow noise variable-gain amplifier with 120 MHz bandwidth and linear-in-dB gain control for ultrasound front-end applications.

Analog Devices ADT7410 high-accuracy 16-bit I2C temperature sensor with ±0.5°C accuracy.

AIC Semi WiFi 6 + BLE 5.2 wireless module

AIR530Z is a compact multi-constellation GNSS positioning module supporting GPS, BeiDou, Galileo, GLONASS, and QZSS with ultra-low power consumption (31uA standby) and UART interface.

Texas Instruments AM67A quad-core Cortex-A53 SoC with integrated C7x DSP and 4 TOPS MMA AI accelerator for edge vision applications.

AO3401 P-channel MOSFET used for power management and switching on the board.

Diodes Incorporated AP2114H 1A low-dropout linear voltage regulator providing stable 3.3V output for MCU and peripheral power.

Geehy APM32F1 ARM Cortex-M3 MCU running DAPLink firmware as the iCELink on-board debugger with USB CDC serial and JTAG.

Panasonic AQG22205 solid-state relay rated for 24V/2A AC loads, zero-crossing switching for silent operation.

Microchip ATECC608A hardware crypto and key storage secure element

Atmel ATmega32u4 8-bit AVR microcontroller at 16MHz with 32KB flash, native USB, and Arduino Leonardo compatibility.

Microchip ATMega4809 8-bit AVR MCU at 20MHz with 48KB flash, 6KB SRAM, and improved peripherals over ATmega328P.

Awinic AW9523 I2C 16-pin GPIO expander with LED constant current driver. Supports push-pull and open-drain outputs for LED and GPIO control.

Multi-axis accelerometer IC for motion detection, tilt sensing, and step counting.

Schmitt trigger input with adjustable threshold, attenuation, and hysteresis via onboard potentiometers for reliable glitch triggering.

Allwinner H5 quad-core Cortex-A53 SoC with Mali-450 GPU, 64-bit successor to H3.

Allwinner A64 quad-core Cortex-A53 SoC with Mali-400 GPU, the first 64-bit Allwinner processor for maker boards.

Allwinner H6 quad-core ARM Cortex-A53 @ 1.7GHz SoC with Mali-T720 GPU, USB 3.0, and HDMI 2.0. Budget-oriented chip popular in entry-level SBCs.

Amlogic A311D2 octa-core SoC with 4× Cortex-A73 @ 2.2GHz + 4× Cortex-A53 @ 2.0GHz, Mali-G52 MP8 GPU, 3.2 TOPS NPU, and built-in WiFi 6 support.

Amlogic S905W quad-core Cortex-A53 SoC with Mali-450 GPU for media and IoT hub applications.

Amlogic S905W2 quad-core Cortex-A35 SoC with Mali-G31 GPU and neural network engine for media and IoT hub applications.

Analog-to-digital converter specialized for audio input capture.

Broadcom BCM2837B0 quad-core ARM Cortex-A53 64-bit SoC at 1.2GHz — used in Raspberry Pi 3B+ and Compute Module 3+.

Rohm BH1750 I2C ambient light intensity sensor measuring 1–65535 lux.

Bouffalo Lab BL808 triple-core RISC-V SoC with WiFi/BLE/Zigbee and NPU.

Bosch BMP085 barometric pressure sensor measuring 300-1100 hPa with temperature output, connected via I2C.

Bosch Sensortec high-precision barometric pressure sensor with 2cm altitude noise at 85Hz, ideal for drone altitude hold

Controller Area Network bus interface for automotive and industrial communication.

Texas Instruments CC2540 BLE 4.0 System-on-Chip with 8051 core, supporting Bluetooth Low Energy with HID and iBeacon profiles.

CD2003GP single-chip FM/AM radio receiver IC used as the front-end receiver in QRP transceiver designs.

WCH CH32V003F4U6 RISC-V microcontroller used as an I/O expansion co-processor via I2C for additional GPIO control.

WCH CH9102F USB to UART bridge chip used for programming ESP32 boards via Micro USB or USB-C.

WCH CH9329 UART-to-USB HID chip that emulates a standard keyboard and mouse over USB, controlled via serial commands.

Chipsea CHSC5816 capacitive touch screen controller supporting multi-touch gestures.

Murata Type ABZ module integrating STM32L082 ARM Cortex-M0+ MCU and Semtech SX1276 LoRa transceiver in a tiny 12.5 x 11.6mm package.

Consonance CN3065 single-cell LiPo charger supporting both solar panel and USB charging inputs.

Shanghai Consonance CN3165 — 1A linear Li-ion/LiPo battery charger IC with solar panel input support, CC/CV/CT charging, and thermal regulation.

Measures carbon dioxide concentration in the air using NDIR (non-dispersive infrared) or photoacoustic technology for indoor air quality monitoring.

AMOLED display driver for wearable devices supporting high-resolution full-color panels.

Capacitive multi-touch controller with I2C interface supporting up to 5 simultaneous touches.

MiraMEMS DA217 3-axis MEMS accelerometer with 14-bit resolution, selectable range (±2g/±4g/±8g/±16g), and I2C interface for motion detection and orientation sensing.

DB-9 / DE-9 9-pin serial port connector for RS-232 or M17 radio modem interface.

Good Display 2.9-inch black and white e-paper display module with 128x296 resolution, SPI interface, and ultra-low power consumption supporting partial refresh.

DHT11 basic digital temperature (0–50°C) and humidity (20–90% RH) sensor.

Texas Instruments DRV8833 dual H-bridge motor driver supporting DC motors and stepper motors up to 1.5A per channel.

Qorvo/Decawave DW3000 UWB transceiver, IEEE 802.15.4z compliant, FiRa compatible, Apple U1 interoperable

Decawave DWM1000 UWB module based on the DW1000 IC, supporting IEEE 802.15.4-2011 UWB for precision ranging with 10cm accuracy up to 200m.

IC that controls an LCD, OLED, or e-paper display.

1.54-inch e-paper (e-ink) display module providing ultra-low-power static image rendering.

Alps Alpine EC11 series incremental rotary encoder with push-button switch, commonly used in keyboards and control panels.

ECS TXO53-S3 temperature-compensated crystal oscillator (TCXO) with ±280 ppb stability for precision timing and clock holdover applications.

8MB SPI pseudo-SRAM (PSRAM) chip by Espressif, providing external memory for data-heavy applications on ESP32 boards.

Espressif ESP-WROOM-32 module with Xtensa LX6 dual-core at 240MHz, WiFi 802.11 b/g/n, Bluetooth 4.2 BR/EDR + BLE, 520KB SRAM.

Espressif ESP32-S2-WROOM module with WiFi 802.11 b/g/n, 4MB flash, and PCB antenna.

Espressif ESP32-S3-PICO-1 system-in-package integrating dual-core Xtensa LX7 CPU, 8MB flash, WiFi 802.11 b/g/n, and BLE 5.0 in a 7x7mm LGA package.

Espressif ESP32-S3-WROOM-1-N4 module with Xtensa LX7 dual-core at 240MHz, WiFi 802.11 b/g/n, BLE 5.0, 512KB SRAM, 4MB flash, AI acceleration.

Espressif ESP32-S3-WROOM-1U module with external IPEX antenna connector variant.

Espressif ESP32-S3R2 — Xtensa LX7 dual-core @ 240MHz with 512KB SRAM, 2MB PSRAM, WiFi 802.11 b/g/n, BLE 5.0, 45 GPIOs, hardware AES/SHA/RSA crypto, and AI vector instructions.

Espressif ESP32 module variant with U.FL antenna connector and 16MB flash, featuring dual-core Xtensa LX6 at 240MHz with WiFi and Bluetooth.

Espressif ESP32-WROOM-32E module with Xtensa LX6 dual-core at 240MHz, WiFi 802.11 b/g/n, Bluetooth 4.2 BR/EDR + BLE, 520KB SRAM, 4MB flash.

Espressif ESP32-WROVER module with 8MB flash and 8MB PSRAM, featuring dual-core Xtensa LX6 @ 240MHz, WiFi 802.11 b/g/n, and Bluetooth 4.2.

I2C-controlled LiPo battery charger and power path management IC.

ETA Solutions ETA6098 single-cell Li-ion/LiPo battery charging management IC with power path management.

Sensor IC for measuring temperature, humidity, and/or barometric pressure.

Ethernet physical layer transceiver IC that handles the electrical signaling for wired Ethernet communication over twisted-pair cables.

FTDI FT232H Hi-Speed USB to multipurpose UART/FIFO/SPI/I2C/JTAG bridge IC with MPSSE engine, supporting up to 480Mbps USB 2.0.

FTDI FT232RL USB-to-UART bridge IC with full modem control signals, 3Mbps baud rate, and 3.3V/5V I/O support.

3.1-inch monochrome e-paper display driver supporting 320×240 resolution.

Good Display GDGDEWG102T4 1.02-inch monochrome e-paper display driver for 128×80 pixel output.

GOWIN GW1NSR-4C FPGA with 4608 LUTs, embedded 64Mbit SDRAM, and hard ARM Cortex-M3 processor.

GXCAS GXHTC3 digital temperature and humidity sensor IC with ±0.3°C temperature accuracy and ±3% RH humidity accuracy, I2C interface, in a tiny DFN-6 package.

Standard Grove 4-pin connector for easy sensor and module integration.

Texas Instruments digital humidity and temperature sensor with 14-bit resolution, +/-0.2C accuracy, and I2C interface in a compact 3x3mm package.

Hi-Link HLK-PM01 AC-DC power module converting 100-240V AC to 5V DC at 600mA in a compact PCB-mount package.

Vishay HS0038 38kHz infrared demodulator for remote control reception.

Heltec HT-CT62 is a compact module combining ESP32-C3FN4 (RISC-V WiFi + BLE) with SX1262 LoRa transceiver in a 17.78x17.78mm stamp-hole package.

Avia Semiconductor HX711 24-bit analog-to-digital converter designed for load cell and weight scale applications.

High-current MOSFET transistors capable of switching up to 66A, used for generating crowbar voltage glitches.

I2S-interface MEMS microphone for digital audio capture and ambient sound level measurement. Provides high-fidelity audio input with direct digital output, no ADC required.

I2S interface MEMS microphone for digital audio capture.

Lattice iCE40 UltraPlus 5K FPGA with 5280 LUTs, 1Mbit SPRAM, 120Kbit DPRAM, and 8 DSP multiplier blocks.

TDK InvenSense ICM-42670-P 6-DoF IMU with accelerometer and gyroscope, I2C/SPI, ultra-low power.

TDK InvenSense ICM-42688-P high-precision 6-axis MEMS IMU with 3-axis gyroscope and 3-axis accelerometer, SPI/I2C interface.

ICNA3311 AMOLED display driver IC for 280×456 pixel AMOLED panels.

TDK InvenSense ICS43434 single-channel MEMS microphone with I2S digital output interface.

Imagination Technologies IMG BXE-4-32 MC1 GPU supporting OpenGL ES 3.2, Vulkan 1.2, and OpenCL 3.0 for graphics and compute workloads.

Infrared LED transmitter for sending IR remote control signals.

ISSI IS42S16160B 256Mbit (32MB) synchronous DRAM with 16-bit bus width in 54-pin TSOP-II package.

Intel Ethernet Controller I226-V — 2.5 Gbps PCIe Ethernet NIC with hardware IEEE 1588 PTP timestamping, TSN support, and software-defined pin (SDP) I/O for precision timing.

Intel Processor N100 quad-core x86 (Alder Lake-N) running at up to 3.4GHz with Intel UHD Graphics and configurable 6-35W TDP.

Intel Processor N150 (Twin Lake) quad-core x86 processor running at up to 3.6GHz with configurable 6-15W TDP.

Intel Celeron N5105 quad-core x86 processor (Jasper Lake) running at 2.0-2.9GHz with Intel UHD Graphics and 10W TDP.

Intel Core i3-N305 8-core x86 processor (Alder Lake-N) running at up to 3.8GHz with Intel UHD Graphics and configurable 9-35W TDP.

StarFive JH7110 SoC with 4x RISC-V 64-bit cores @ 1.5GHz, 64-bit monitoring core, 32-bit real-time core, IMG BXE-4-32 GPU, H.264/H.265 codec, ISP with dual camera support.

Kendryte K210 dual-core RISC-V AI processor with KPU neural network accelerator.

Canaan Kendryte K230 dual-core RISC-V64 AI processor at 1.6GHz with KPU for computer vision.

KCT8103L RF front-end module with integrated power amplifier and low noise amplifier for sub-GHz LoRa, enabling up to 28dBm TX power.

2.13-inch monochrome E-Ink display module used in low-power mesh communication devices.

2.13-inch monochrome E-Paper display module with 250x122 pixel resolution, supporting partial refresh and 180-day display retention after power loss.

STMicroelectronics 3.3V low-dropout voltage regulator with 500mA output, providing stable power for 3.3V logic circuits.

Lattice Semiconductor ECP5 FPGA with 24K LUTs, 1008Kb embedded memory, 28 DSP multipliers, and BGA-256 package.

LGs4056H single-cell LiPo battery charger IC.

ST LIS2DW12 ultra-low-power 3-axis MEMS accelerometer with selectable full scales of ±2g/±4g/±8g/±16g, wake-on-motion interrupts, and 1.5µA current in low-power mode.

STMicroelectronics LIS3MDL 3-axis magnetometer, I2C/SPI interface.

Semtech LLCC68 long-range LoRa transceiver supporting 150MHz to 960MHz frequency range. Low-cost variant of the SX126x family with LoRa and FSK modulation.

Second Semtech LR1121 radio on boards with dual LR1121 configuration.

STMicroelectronics 6-axis IMU with high-performance accelerometer and gyroscope, sensor fusion, and machine learning core

Lite-On LTR-308 ambient light sensor (ALS) with I2C interface for automatic brightness adjustment and light level detection.

Ambient light and proximity sensor with I2C interface and interrupt support.

Lite-On LTR-553ALS-WA integrated proximity and ambient light sensor with I2C interface.

u-blox MAX-M8Q concurrent multi-GNSS receiver supporting GPS, GLONASS, Galileo, and BeiDou with -167dBm navigation sensitivity.

Maxim MAX13487E half-duplex RS-485 transceiver with ±15kV ESD protection and 500 kbps maximum data rate.

Microchip MCP4812 10-bit dual-channel SPI DAC with internal voltage reference for programmable analog output.

Microchip MD1210 high-speed ultrasound MOSFET driver for controlling high-voltage pulsers in ultrasound transmit circuits.

Silicon Labs MGM240P multiprotocol wireless module with ARM Cortex-M33 @ 78MHz, 1536KB flash, 256KB RAM, +20dBm TX, supporting Matter, Thread, Zigbee, and BLE 5.3.

Silicon Labs MGM240SD22VNA multiprotocol wireless module with ARM Cortex-M33 @ 78MHz, 1536KB flash, 256KB RAM, supporting Matter, Thread, Zigbee, and BLE 5.3.

Morse Micro MM6108 IEEE 802.11ah (WiFi HaLow) SoC supporting sub-1 GHz operation from 850-950MHz, up to 32.5 Mbps data rate, 1/2/4/8 MHz bandwidth, with SDIO 2.0 and SPI host interfaces.

MEMSIC 3-axis magnetic sensor with 20-bit resolution, 0.0625mG per LSB sensitivity, and 1-degree heading accuracy

Macro Silicon MS2109 USB 2.0 HDMI video capture chip supporting up to 1080p input with UVC output.

MEMSensing I2S digital MEMS microphone for voice recognition.

MSM261S4030HOR I2S MEMS digital microphone for audio capture.

Macronix MX25R1635F 16Mbit (2MB) serial NOR flash memory with QSPI interface and ultra-low power consumption.

ARM Mali G52 MC3 GPU supporting OpenGL ES 3.2, OpenCL 2.0, and Vulkan 1.1 for 2D/3D graphics acceleration and compute.

Mean Well AC-DC power converter providing regulated DC output from 230VAC mains input.

Murata Type 1DX WiFi 802.11b/g/n and Bluetooth 4.2 module based on CYW4343W chipset.

NTC (Negative Temperature Coefficient) thermistor used for measuring ambient or soil temperature with high sensitivity.

OmniVision OV2710 2-megapixel CMOS image sensor supporting 1080p at 30fps.

OmniVision OV3660 2MP CMOS image sensor with 160-degree wide-angle lens, supporting visible light and 940nm infrared for night vision applications.

NXP/Nexperia PCA9535PW 16-bit I2C GPIO expander with interrupt output, operating at 2.3–5.5V with up to 8 devices on the same bus.

NXP PCF85063A tiny real-time clock/calendar IC with I2C interface, alarm function, and ultra-low power consumption for accurate timekeeping.

NXP 8-bit I/O expander for I2C bus, providing additional GPIO pins via a two-wire interface at up to 400 kHz.

Bourns PEC12R series incremental rotary encoder with push-switch, commonly used in audio equipment and macropads.

Microchip PIC32MX440F256H 32-bit MIPS processor at 80MHz, 256KB flash, 32KB RAM — used in Pinguino boards.

PS/2 port for connecting classic keyboards to embedded boards.

PS/2 port for connecting classic mice to embedded boards.

PWM-driven piezoelectric buzzer for variable-frequency audio alerts and proximity notification tones.

IEEE 802.3 af/at Power over Ethernet module delivering 5V from 44-57V Ethernet power input.

Power management IC for regulating and distributing power to display, sensors, and other subsystems.

Digital barometric pressure sensor for measuring atmospheric pressure, altitude estimation, and weather forecasting applications.

Ai-Thinker RA-02 LoRa module based on Semtech SX1278 operating at 433MHz with +20dBm output power and 148dBm link budget.

HopeRF RFM26W ISM transceiver supporting CW, FSK, and GFSK modulation for amateur radio and satellite communication applications.

Hope RF RFM95W LoRa transceiver based on SX1276, 868/915 MHz, +20 dBm output, up to 20 km range.

Rockchip RK3288 quad-core Cortex-A17 SoC with Mali-T764 GPU, one of the first powerful Rockchip processors.

Rockchip RK3528A quad-core Cortex-A53 at 1.8GHz with Mali-450 GPU, Gigabit Ethernet, and 4K video decode.

Raydium RM69A10 AMOLED display driver IC.

Three RS-485 serial interfaces for industrial multi-device communication.

Combined RS-485, RS-232, and CAN bus interfaces for industrial communication.

3000V isolated RS-232 transceiver for reliable industrial serial communication.

3000V isolated RS-485 transceiver for noise-immune industrial field bus communication.

Richtek RT9013-33GB ultra-low dropout 3.3V LDO regulator with 500mA output current and low noise for stable MCU power supply.

Raspberry Pi Zero W single-board computer with BCM2835 SoC, 512MB RAM, WiFi 802.11 b/g/n, and Bluetooth 4.1 BLE.

Rotational input device that reports incremental position changes, used for scrolling, volume control, and menu navigation.

Sensirion SCD-4x miniaturized CO2 sensor using photoacoustic NDIR sensing, also measuring temperature and humidity via I2C.

Sensirion SGP41 digital VOC and NOx sensor with I2C interface for indoor air quality monitoring.

SH8601A AMOLED display driver for 1.75-inch or similar AMOLED panels.

Sensirion SHT-4x fourth-generation digital temperature and humidity sensor with I2C interface and high accuracy.

Sensirion SHT40 digital temperature and humidity sensor with +/-0.2C temperature accuracy and +/-1.8% RH humidity accuracy. Supports high-precision mode with heater for condensation recovery.

Sensirion SHTC3 digital temperature and humidity sensor with I2C, low power, compact DFN package.

Silicon Labs SI3404 IEEE 802.3af/at PoE powered device controller providing up to 25.5W from standard Ethernet cables.

Silicon Labs SI4732-A10 all-band radio receiver chip supporting AM, FM, shortwave, and longwave.

SIMCom SIM7000G multi-band LTE-M/NB-IoT + GPRS module with integrated GNSS for global IoT applications.

SIMCom SIM7070G multi-band LTE-M/NB-IoT modem with integrated Beidou/GPS/GLONASS GNSS.

SIMCOM multi-band NB-IoT/Cat-M1 module with GNSS support for global IoT deployments.

SIMCom SIM7600 LTE Cat-4 modem supporting 150 Mbps download and multiple global bands.

SIMCom SIM7600E-H LTE Cat-4 modem with GNSS, HDLC protocol, and HSPA+ fallback.

SIMCom SIM7600G-H M.2 module providing 4G LTE Cat-4 with global multi-band coverage for cellular IoT connectivity.

SIMCom SIM7670G LTE Cat-1 modem with integrated GNSS for combined cellular and positioning.

SIT65HVD230DR 3.3V CAN bus transceiver compatible with CAN V2.0B, providing differential bus interface with up to 1 Mbps data rate.

Ultra-compact 1.5x1.5mm addressable RGB LED with integrated driver, compatible with WS2812 protocol

SL2.1A USB 2.0 hub controller IC supporting up to 4 downstream ports with low power consumption.

Solomon Systech SSD1315 OLED display driver for 128×64 monochrome OLED panels.

Solomon Systech SSD1681 e-paper display driver IC supporting monochrome and red/white/black EPD panels up to 200x200 resolution via SPI interface. Ultra-low power with image retention without power.

STMicroelectronics high-performance NFC universal device and EMVCo reader supporting ISO-14443A/B, FeliCa, and NFC Forum tags

Sitronix 65x132 dot matrix monochrome LCD controller/driver

Sitronix ST7789V3 TFT LCD driver supporting up to 320×240 (and 240×240 square) resolution via SPI, with 262K colors and IPS panel support.

STMicroelectronics STM32 ARM Cortex-M microcontroller.

ST Microelectronics STM32F427 ARM Cortex-M4F MCU at 168MHz with FPU, used in Netduino 3 boards.

STMicroelectronics STM32G030F6P6 Cortex-M0+ co-processor for keyboard/HID scanning and LED control.

ST ultra-low-power ARM Cortex-M0+ MCU at up to 32MHz with 192KB flash, 20KB SRAM, AES-128/256 hardware crypto, and deep-sleep current under 1µA.

STMicroelectronics STM32L151CBU6 ultra-low-power ARM Cortex-M3 MCU running at up to 32MHz with 128KB flash, 16KB SRAM, 4KB EEPROM, 12-bit ADC/DAC, and 6uA deep sleep current.

STMicroelectronics ultra-low-power ARM Cortex-M4 MCU with FPU, 256KB flash, 64KB SRAM, and USB FS. Operates at up to 80 MHz with hardware AES-256 encryption.

STMicroelectronics dual-core wireless MCU (Cortex-M4 + M0+) with BLE 5.4 and 802.15.4

STMicroelectronics STM32WL55 dual-core Cortex-M4/M0+ SoC with integrated sub-GHz LoRa/FSK radio.

STMicroelectronics STM32WLE5CCU6 — ARM Cortex-M4 @ 48MHz with integrated LoRa/FSK/MSK sub-GHz radio transceiver, 256KB flash, 64KB SRAM, AES-256 hardware crypto.

Single-cell LiPo battery charger with power path management and OTG boost output.

Senseair S8 LP NDIR CO2 sensor module with UART interface, measuring 400-2000ppm range for indoor air quality.

Silicon Labs Si5351 I2C-programmable clock generator with multiple outputs, commonly used as a VFO in amateur radio and RF projects.

Solar panel input interface for renewable energy powered off-grid IoT deployments.

D-Robotics Sunrise 3 (X3) SoC with quad-core ARM Cortex-A53 @ 1.5GHz and 5 TOPS dual-core Bernoulli NPU for edge AI applications.

D-Robotics Sunrise 5 (X5) SoC with octa-core ARM Cortex-A55 @ 1.5GHz, 10 TOPS BPU NPU, and 32 GFLOPS GPU for advanced edge AI and robotics.

Mini PCI Express slot for LILYGO T-PCIE SIM cellular modules enabling modular cellular connectivity.

Texas Instruments TAS5805M stereo closed-loop Class-D amplifier with integrated I2S DAC and DSP, delivering 2x23W at 8 ohms with 107dB SNR, 15-band parametric EQ, and 3-band DRC.

Texas Instruments TAS5825M — 38W stereo Class-D audio amplifier with integrated DAC, DSP (15-band PEQ, FIR, DRC), and I2S input supporting up to 192kHz sample rate.

Microchip TC6320 high-voltage complementary MOSFET pair for bipolar ultrasound pulse generation up to ±100V.

Texas Instruments TCA9555 16-bit I2C GPIO expander with interrupt output. Provides additional digital I/O pins over I2C bus.

Texas Instruments TCA9555PWR 16-bit I2C GPIO expander with interrupt output for expanding available I/O pins.

Vishay TEMT6000 ambient light sensor with spectral response matching the human eye, analog output proportional to light intensity.

Telink TLSR8258 ultra-low-power SoC supporting Zigbee, BLE, Thread, and 802.15.4 protocols.

TP4057 is a linear Li-Ion/Li-Po battery charger IC with 400mA programmable charge current and automatic recharge functionality.

Linear LiPo battery charger IC with USB input, charge status indication, and thermal regulation.

Texas Instruments TPS65185 single-chip PMIC for E Ink displays with programmable VCOM, boost converters, and charge pumps for gate/source driver supplies.

Texas Instruments TPS7A02 ultra-low-power LDO voltage regulator with only 25nA quiescent current, ideal for battery-powered IoT devices.

Tontek TTP223 single-channel capacitive touch key detector.

ESP32 built-in TWAI (Two-Wire Automotive Interface) CAN bus controller.

Second ESP32 TWAI CAN bus controller for dual-CAN bus operation.

Optocoupler-based interface circuit for reading French energy meter TIC (Teleinfo Client) serial data

Optical or mechanical trackball for pointer-based navigation without touchscreen.

USB-to-serial converter chip enabling communication between a computer and a microcontroller via USB.

Vishay VEML6040 RGBW color sensor with ambient light detection, color temperature calculation, and selectable integration times. Measures illuminance from 0.007865 lux/step with up to 16,496 lux range.

Analog VGA output via resistor ladder DAC for connecting standard VGA monitors.

Small vibrating motor for haptic feedback, alert notifications, or tactile confirmation.

Bidirectional voltage level shifter for interfacing between different logic voltage levels (1.2V to 5V).

Analog multiplexer for switching between multiple voltage outputs (1.2V, 1.8V, 3.3V, 5V) during glitch operations.

Winbond W25Q128 128Mbit (16MB) serial NOR flash memory with SPI/Dual-SPI/Quad-SPI interface, operating up to 104MHz.

Winbond W25Q256JV 256Mbit (32MB) SPI NOR flash memory with dual/quad SPI support and 133MHz clock.

Winbond 4MB (32Mbit) serial NOR flash memory with quad SPI interface, operating at up to 133MHz.

XL2515 stand-alone CAN controller with SPI interface, supporting CAN V2.0B specification with up to 1 Mbps data rate and multiple receive buffers.

XINLUDA XL9535 16-bit I2C GPIO expander for additional digital I/O pins.

XPT2046 4-wire resistive touchscreen controller with SPI interface and 12-bit ADC for touch position detection.

Bluetooth Low Energy radio module or SoC for short-range wireless communication.

A CAN bus transceiver IC providing the physical layer interface between the CAN controller and the CAN bus.

Programmable clock generator/synthesizer IC that produces multiple clock outputs from a single reference crystal.

Onboard DC-DC buck (step-down) converter that reduces a higher input voltage to a regulated lower output for powering the host board or peripherals.

Onboard debug and programming interface chip for firmware upload and hardware debugging.

Semiconductor diode used for signal routing, reverse polarity protection, or keyboard matrix anti-ghosting.

Dedicated DMX512 protocol processor chip for controlling stage and architectural lighting fixtures.

E-Ink / E-Paper display driver controller for ultra-low-power bistable displays.

Heltec WiFi LoRa 32 V3 development board with ESP32-S3, SX1262 LoRa radio, 0.96" OLED, and onboard battery management.

High-frequency (HF) radio receiver IC or module for amateur radio and shortwave reception.

Interface integrated circuits that convert between different communication protocols and electrical standards.

Bidirectional or unidirectional level shifter IC for adapting logic signals between 3.3V and 5V domains.

M.2 expansion slot in 2242 form factor for OCP-compliant GNSS modules and other M.2 peripherals.

Mini PCI Express expansion slot for cellular or other mPCIe modules.

Nordic Semiconductor nRF52833 ARM Cortex-M4F @ 64MHz with Bluetooth 5.1, 512KB Flash, 128KB RAM, used in BBC micro:bit v2.

NFC/RFID reader IC for contactless communication

Optical isolation components for electrically isolating digital inputs from the main circuit, providing protection against voltage spikes.

Optical sensor that measures airborne particulate matter concentrations (PM1.0, PM2.5, PM4, PM10) by detecting light scattered by particles.

Power over Ethernet controller IC that extracts power from Ethernet cables per IEEE 802.3af/at standards.

Optical proximity and ambient light sensor for detecting nearby objects and light levels.

Radio frequency front-end module integrating power amplifier and/or low noise amplifier for improved wireless range.

A radio frequency transceiver IC for sub-GHz communication, handling signal transmission and reception.

125kHz RFID reader/writer circuit

RS-485/RS-422 transceiver IC for half-duplex or full-duplex serial communication over long distances in industrial environments.

SubMiniature version A coaxial RF connector for timing signals, antenna connections, and test equipment.

Hot-swap mechanical switch socket type.

u-blox NINA-W102 module providing WiFi 802.11 b/g/n and Bluetooth 4.2 connectivity based on ESP32.

Ultra-small coaxial connector for internal antenna and timing signal connections on PCBs.

Seeed Studio XIAO ESP32-S3 ultra-compact module with ESP32-S3 dual-core Xtensa LX7, WiFi, BLE 5.0, and USB-C in a thumb-sized form factor.