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SparkFun Antennas A 433MHz antenna that utilizes an SMA connector and is 200mm long with a gain of 2dBi. Comes with the frequency laser printed on the antenna. 8In Stock
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SparkFun RF Adapters - In Series This adapter has a standard polarity Male SMA connection at both ends. It allows you to convert a standard polarity Female SMA connection to Male. You can screw it onto the female end of our Interface Cable - SMA Female to SMA Male to create a short 163In 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 124In Stock
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SparkFun Multiprotocol Modules The SparkFun BlueSMiRF v2 with headers is a wireless Bluetooth serial link. These boards work as a wireless serial UART pipe and are a great wireless replacement for serial cables. Simply pair connect and transmit serial data between your TX/RX l 22In Stock
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SparkFun Interface Development Tools The factory is currently not accepting orders for this product.
Datasheet
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7In Stock
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SparkFun Switch IC Development Tools A/D MUX Breakout CD74HC4067
Datasheet
279In Stock
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SparkFun Interface Development Tools Opto-isolator Breakout 309In Stock
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SparkFun Power Management IC Development Tools Energy Harvest B/O LTC3588
Datasheet
55In 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 321In Stock
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SparkFun Interface Development Tools Transceiver Breakout - MAX3232
Datasheet
844In 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
Datasheet
94In Stock
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SparkFun Data Conversion IC Development Tools I2C DAC Breakout - MCP4725
Datasheet
205In Stock
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SparkFun Daughter Cards & OEM Boards SOIC to DIP Adapter - 8-Pin 481In Stock
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SparkFun LED Lighting Development Tools The PicoBuck LED Driver is an economical and easy to use driver that will allow you to control and blend three different LEDs on three different channels. By default each channel is driven at 330mA; that current can be reduced by either presenting a
Datasheet
115In 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
Datasheet
218In Stock
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SparkFun Sub-GHz Modules RFM69HCW Wireless Transceiver - 434MHz
Datasheet
186In Stock
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SparkFun Interface Development Tools QwiicBus - EndPoint
Datasheet
186In Stock
123Expected 6/4/2026
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SparkFun Memory Cards This is a class 10 32GB microSD memory card perfect for housing operating systems for single board computers and a multitude of other information. Since this is a class 10 microSD it is capable of transferring data at speeds up to 100MB/s allowing i 141In Stock
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SparkFun Interface Development Tools FTDI Basic Breakout 3.3V 96In 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 30In Stock
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SparkFun Development Boards & Kits - AVR Arduino Pro Mini 328 - 5V/16MHz
Datasheet
430In Stock
627Expected 5/27/2026
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SparkFun Development Boards & Kits - AVR Arduino Pro Mini 328 - 3.3V/8MHz 231In Stock
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SparkFun Development Boards & Kits - AVR LilyPad Arduino USB ATmega32U4 Board
Datasheet
43In 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 67In 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
Datasheet
188In Stock
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