All Products

SKU: SF-DEV-13746

The SparkFun Beefy 3 is an FTDI Basic Breakout board based on the FT231X USB-to-serial IC. Unlike standard FTDI breakouts, it features an AP2112K voltage regulator capable of supplying up to 600mA at 3.3V — enough to power a 3.3V project directly from the board's USB connection. The 6-pin header...

SKU: SF-DEV-09873

The SparkFun FTDI Basic Breakout provides USB-to-serial conversion using the FTDI FT232RL IC, operating at 3.3V logic levels. Its 6-pin header matches the standard FTDI pinout, making it compatible with Arduino Pro, LilyPad, and other 3.3V boards that use the FTDI connector. The board brings out...

SKU: SF-DEV-09716

This is the newest revision of our FTDI Basic. We now use a SMD 6-pin header on the bottom, which makes it smaller and more compact. Functionality has remained the same. This is a basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to wo...

SKU: DF-DFR0065

This is a basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to work with official Arduino and cloned 3.3V Arduino boards. It can also be used for general serial applications. The major difference with this board is that it brings ...

SKU: SF-DEV-15096

This SparkFun Serial Basic Breakout is an easy-to-use USB-to-Serial adapter based on the CH340G and takes advantage of the handy USB-C connector. With USB-C you can get up to three times the power delivery over the previous USB generation at 1.5A and and also solves the universally frustrating di...

SKU: SF-BOB-12731

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 this is a serious little chip. With this version...

SKU: SF-BOB-11083

The SparkFun FM Tuner Basic Breakout is built around the Silicon Labs Si4703 FM tuner IC, providing a full-featured FM radio receiver on a compact breakout board. Beyond standard FM reception, the Si4703 supports Radio Data Service (RDS) and Radio Broadcast Data Service (RBDS), enabling display o...

SKU: SF-BOB-10124

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 10Mbps. This board requires a very low amount o...

SKU: SF-DEV-11814

The µUSB-PA5 is a compact USB-to-Serial TTL UART bridge based on the FTDI FT232RQ. It connects to your PC via a Mini-B USB connector and provides serial communication at baud rates up to 3 Mbps — designed primarily for programming and communicating with 4D Systems displays and controllers. The 5...

SKU: SF-COM-27909 · MPN: COM-27909

This compact module provides a USB to serial UART interface using the FT231X family, making it a straightforward way to add USB connectivity to UART-based projects.It supports full modem control and works as a USB to UART bridge for embedded boards, prototypes and test setups that need reliable s...

SKU: SF-LCD-10097

Calling this the “Serial Enabled LCD Kit” doesn’t do justice to how cool it actually is. After you’ve assembled this all-PTH kit, you’ll be left with a fully Arduino-compatible development board that just happens to have a white on black 16x2 display built-in. Turns out the ATMega328 is pret...

SKU: SF-BOB-13906

The SparkFun Multiplexer Breakout provides access to all pins and features of the 74HC4051, an 8-channel analog multiplexer/demultiplexer. The 74HC4051 allows you to turn four I/O pins into eight multifunctional, individually selectable signals, which can be used to do everything from driving eig...

SKU: SF-KIT-13815

Your 5V system can wield great power with this big, beefy relay board. How does 20A on the NC contacts and 10A on the NO contacts at 220VAC sound? The SparkFun Beefcake Relay Control Kit contains all the parts you need to get your high-power load under control. Only minimal assembly is required! ...

SKU: SF-BOB-11189

The ‘must have’ IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and communicating with 5V logic.We’ve taken the SOIC package MAX3232 and broken out all the pins you need to set up your RS232 to TTL connection. We’ve also...

SKU: SF-BOB-13263

Introducing the 3.3V SparkFun FT231X Breakout board, complete with the full UART hardware handshake feature! The pin-out of this board matches the FTDI cable to work with official Arduino and cloned 3.3V Arduino boards. It can also be used for general serial applications.This board still brings o...

SKU: SF-COM-11441

A 4-digit 7-segment display with a built-in ATmega328 microcontroller, controllable via Serial TTL, SPI, or I²C — no complex wiring or multiplexing required. Each segment, decimal point, apostrophe, and colon can be individually controlled. The ATmega328 comes pre-loaded with the Arduino bootload...

SKU: SF-DEV-11113

It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommen...

SKU: SF-WRL-13231

The SparkFun ESP8266 Thing is a breakout and development board for the ESP8266 WiFi SoC — a popular platform for IoT and WiFi-connected projects. All module pins are broken out to breadboard-compatible rows, and on-board power management includes a LiPo charger, 3.3V regulator, and power switch. ...

SKU: SF-DEV-09717

The FTDI cable is a USB to Serial (TTL level) converter which allows for a simple way to connect TTL interface devices to USB. The VCC pins of this FTDI cable are configured to operate at 5V with 3.3V I/O. The FTDI cable is designed around an FT232RQ, which is housed in a USB A connector. The ...

SKU: SF-COM-11629

A smart 4-digit 7-segment display that combines a classic white LED display with an onboard ATmega328 microcontroller. Instead of wiring up dozens of pins, you control the entire display over Serial TTL, SPI, or I2C — using just a few connections. The ATmega328 comes pre-loaded with the Arduino ...