SparkFun Semiconductors

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SparkFun Power Management IC Development Tools LiPo batteries are a great way to power your projects. They're small lightweight and pack a pretty good punch for their size. Unfortunately even the best batteries eventually run low on power and when they do it's often unexpected (and at the wors 21In Stock
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SparkFun Multiprotocol Development Tools The SparkFun IoT RedBoard is an ESP32 Development Board that includes everything but the kitchen sink! Espressif's ESP32 WROOM is a powerful WiFi and Bluetooth MCU module that targets a wide variety of applications. At the core of this module is th 8In Stock
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SparkFun Sub-GHz Development Tools The SparkFun LoRaSerial Kit is a pair of serial radio modems that simply passes serial back and forth between one another. The LoRaSerial provides you with the means to report data every few seconds even if it's located beyond WiFi or Bluetooth ran
5In Stock
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SparkFun Bluetooth Development Tools - 802.15.1 The SparkFun IN100 NanoBeacon Lite Board offers the ubiquitous 2.4 GHz wireless low-energy BT beacon breakout with exceptionally low power consumption features and minimal programming required. The board features the IN100 NanoBeacon from InPlay 106In Stock
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SparkFun Interface Development Tools The factory is currently not accepting orders for this product.
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4In Stock
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SparkFun Switch IC Development Tools A/D MUX Breakout CD74HC4067
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356In Stock
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SparkFun Interface Development Tools Opto-isolator Breakout 263In Stock
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SparkFun Power Management IC Development Tools Energy Harvest B/O LTC3588
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48In Stock
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SparkFun Interface Development Tools This is a breakout board for the SP3485 RS-485 transceiver IC which will convert a UART serial stream to RS-485. The SP3485 is a half-duplex transceiver so it can only communicate one way at a time but it can reach transmission speeds of up to 10M 422In Stock
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SparkFun Interface Development Tools This is the SparkFun USB to Serial Breakout for the FT232RL a small board with a built in USB to serial UART interface. This little breakout is built around the FT232RL IC from FTDI with an internal oscillator EEPROM and a 28-pin SSOP package thi
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99In Stock
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SparkFun Data Conversion IC Development Tools I2C DAC Breakout - MCP4725
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358In Stock
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SparkFun Daughter Cards & OEM Boards SOIC to DIP Adapter - 8-Pin 373In Stock
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SparkFun LED Lighting Development Tools This is the FemtoBuck a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a single high-power channel of LEDs from 0-350mA at up to 36V while the dimming control can be either accessed via PWM or analog s
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243In Stock
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SparkFun Interface Development Tools QwiicBus - EndPoint
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376In Stock
528Expected 8/18/2026
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SparkFun Power Management IC Development Tools SparkFun BabyBuck Regulator Breakout - 3.3V (AP63203) 347In Stock
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SparkFun Development Boards & Kits - AVR Arduino is an open-source physical computing platform based on a simple i/o board and a development environment that implements the Processing/Wiring language. Arduino can be used to develop stand-alone interactive objects or can be connected to soft 72In Stock
29Expected 8/18/2026
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SparkFun Development Boards & Kits - AVR Arduino Pro Mini 328 - 3.3V/8MHz 392In Stock
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SparkFun Interface Development Tools CAN-BUS Shield
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56In Stock
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SparkFun Development Boards & Kits - ARM If you re ready to step your Arduino game up from older 8-bit/16MHz microcontrollers the SparkFun SAMD21 Mini Breakout is a great landing spot. The SAMD21 Mini Breakout is a Pro Mini-sized breakout for the Atmel ATSAMD21G18 a 32-bit ARM Cortex-M0 55In Stock
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SparkFun Interface Development Tools The SparkFun Serial Basic Breakout - USB-C is the latest evolution of our easy-to-use USB-to-Serial adapters. Built around the CH340C IC this board upgrades you to the modern USB-C connector effectively future-proofing your toolkit. It works with b
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145In Stock
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SparkFun Power Management IC Development Tools It's time to effectively manage the power distribution into your project and with the SparkFun Power Delivery Board you can! Traditional power adapters can provide a wide range of current but the voltage stays fixed at 5V. With the SparkFun Power De 59In Stock
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SparkFun Development Boards & Kits - ARM The SparkFun MicroMod Teensy Processor brings the high-performance computing power of the Teensy platform developed by PJRC to the flexible MicroMod ecosystem. This board leverages the NXP iMXRT1062 processor built around an ARM Cortex-M7 CPU runn 102In Stock
134Expected 9/7/2026
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SparkFun Development Boards & Kits - ARM The SparkFun OpenLog Artemis (OLA) is an open-source data logger designed for users who need to capture high-quality data without writing any code. Preprogrammed to automatically log serial data GPS coordinates and sensor readings to a CSV file th 93In Stock
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SparkFun GNSS / GPS Development Tools The SparkFun NEO-M9N GPS Breakout is a high quality GPS board with equally impressive configuration options. The NEO-M9N module is a 92-channel u-blox M9 engine GNSS receiver meaning it can receive signals from the GPS GLONASS Galileo and BeiDou
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125In Stock
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SparkFun GNSS / GPS Development Tools Standard GPS gives you location data within a few meters. Real-Time Kinematics (RTK) dials that accuracy down to the millimeter. The SparkFun GPS-RTK-SMA Kit is the complete all-in-one GNSS package designed to get you up and running with profession 13In Stock
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