All Products

SKU: SF-DEV-09718

The FTDI Cable is a USB-to-Serial (TTL level) converter that provides a simple way to connect TTL interface devices to USB. Built around the FTDI FT232RQ chip housed in the USB-A connector, this cable operates at 5V logic levels. The cable terminates in a 0.1" pitch, 6-pin connector commonly use...

SKU: AF-5994 · MPN: ADA5994

No matter what serial-esque protocol you need to interface with, this USB to Multi-Protocol Serial adapter cable will be able to get this-connected-to-that. It supports RS232 serial, TTL UART serial, RS485 and RS422. All with quick-connecting screw terminals so you don't need to do any soldering ...

SKU: DF-DFR0077

This converter uses MAX202-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial.RS232 is widely used in radio modifications,phone flash, XBOX360 flash, GPS, vehicle detection, DVD flash, hard disk repair set-top box upgrade. It can be used to...

SKU: AF-5988 · MPN: ADA5988

The Adafruit RS-232 Full Pinout Level-Shifter Breakout lets you interface any 3.3 V microcontroller or single-board computer with RS-232 devices using all 8 data/flow-control signals. Built around the trusted TI MAX3243, it generates the required positive and negative voltages internally and prov...

SKU: AF-3678

The Adafruit UDA1334A I2S Stereo DAC Breakout converts digital I2S audio into clean stereo analogue line-level output. Built around the NXP UDA1334A, this versatile DAC supports 3.3V and 5V logic levels and works with MCLK-less interfaces like the Raspberry Pi — a built-in PLL generates the maste...

SKU: AF-6253 · MPN: ADA6253

The Adafruit RS-232 Full Breakout with DE9-M lets you interface any 3.3 V microcontroller or single-board computer with RS-232 devices using all 8 data/flow-control signals. Built around the trusted TI MAX3243, it generates the required positive and negative voltages internally and provides 5 inp...

SKU: AF-5679

The Adafruit Floppy FeatherWing lets you read and write 3.5-inch or 5.25-inch floppy disks using a Feather microcontroller. It connects to standard 34-pin IDC floppy drives and includes built-in level shifting between 3.3 V Feather logic and the 5 V signals that floppy drives require. Floppy dri...

SKU: AF-2674

If you've been diggin' our monochome OLEDs but need something bigger, this display will delight you. These displays are 2.7" diagonal, and very readable due to the high contrast of an OLED display. This display is made of 128x64 individual white OLED pixels, each one is turned on or off by the co...

SKU: WS-7965

A USB to TTL serial adapter cable with an embedded PL2303 converter chip. This 1-metre cable provides a simple way to add serial communication to your projects, connecting a standard USB-A port to 3.3V TTL-level UART signals via a 4-pin 2.54mm header. Ideal for accessing serial consoles on singl...

SKU: AF-3249

Drive massive NeoPixel installations without blocking your code. The NeoPXL8 FeatherWing enables 8 concurrent DMA NeoPixel strands from a single Feather M0, with up to 250 pixels per strand (2,000 total) — all running in the background via hardware DMA so your code keeps executing. The wing hand...

SKU: SF-COM-18376

An industrial-grade DC buck-boost converter that accepts 8–40V input and delivers a regulated 12V output at up to 3A (36W). Ideal for battery-powered systems where input voltage varies — such as SLA or LiFePO4 batteries powering routers, Wi-Fi equipment, or other 12V loads — this module automatic...

SKU: AF-1431

A 1.5" colour OLED breakout with 128×128 RGB pixels and 16-bit colour depth, driven by the SSD1351 controller. Because it uses OLED technology, there is no backlight — blacks are truly black with excellent contrast. The fully assembled breakout includes a built-in boost converter (12V for the OLE...

SKU: DF-SEN0667 · MPN: SEN0667

This compact Fermion module is built around Bosch Sensortec’s BMP581 high-performance barometric pressure sensor chip. It measures pressure and temperature with high precision, offering ±0.3 hPa typical absolute pressure accuracy for detecting small altitude, floor-level or liquid-level changes.T...

SKU: DF-DFR0946

A DC-DC buck-boost converter module that accepts input voltages both higher and lower than the desired output, delivering a stable regulated output up to 5A. Two onboard potentiometers let you set the output voltage and maximum current independently. Specifications Input Voltage – 6–35V DC Ou...

SKU: DF-FIT0169

A waterproof DC-DC step-down (buck) converter that accepts 16–36V DC input and outputs a stable 9V at up to 5A (45W). The sealed, shockproof enclosure and 96% efficiency make it well suited for robotics, vehicles, and outdoor installations where reliable voltage regulation is needed. Key Feature...

SKU: SF-WRL-24113 · MPN: WRL-24113

The SparkFun BlueSMiRF v2 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 lines! Any serial stream from 2400 to 921600 baud can be passe...

SKU: DF-DFR0929

This industrial-grade 50W high-power step-down module offers a voltage input range of 9-18V and a maximum output of 5V/10A. It has the characteristics of high isolation withstand voltage of 1500V DC or 800V AC, low radiation interference, ripple noise, etc. With short-circuit protection and input...

SKU: SF-DEV-18158 · MPN: DEV-18158

This Arduino-compatible development board keeps the familiar Uno-style layout while adding a few genuinely handy upgrades for modern projects. Built around the ATmega328P, it works with the Arduino IDE and fits the Uno R3 footprint, so it is a straightforward choice if you want broad compatibilit...

SKU: SF-WRL-17146

The ESP8266 WiFi Module is a self contained SOC with integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network. The ESP8266 is capable of either hosting an application or offloading all WiFi networking functions from another application processor. Each ESP8...

SKU: SF-COM-00589

The ‘must have’ IC for 3V projects. This is the RS232 converter IC that is capable of running at 3V and communicating with 3V logic. Comes in an easy to solder 16-Pin SOIC SMD package. Requires four external 0.1uF ceramic capacitors - no more 10uF monsters! Operates from 2.7V to 6V.