All Products

SKU: AF-3296 · MPN: 3296

The Adafruit DS1307 Real Time Clock breakout keeps accurate time even when your microcontroller loses power or is reprogrammed. This battery-backed I2C RTC is one of the most widely used clock chips, making it a reliable choice for datalogging, alarms, timers, and clock projects. The DS1307 requ...

SKU: AF-3295 · MPN: 3295

Keep track of time even when your project loses power or gets reprogrammed. The PCF8523 Real Time Clock breakout is a battery-backed RTC that communicates over I2C and works with both 3.3 V and 5 V power and logic. Perfect for datalogging, clock building, time stamping, timers, and alarms. Works...

SKU: AF-5189 · MPN: 5189

Keep track of time even when your project loses power or gets reprogrammed. This updated PCF8523 Real Time Clock breakout features STEMMA QT / Qwiic connectors for solderless I2C wiring, plus traditional breadboard headers. It works with both 3.3 V and 5 V power and logic, making it compatible wi...

SKU: AF-3013 · MPN: 3013

The Adafruit DS3231 Precision RTC is a highly accurate I2C real-time clock breakout with an integrated temperature-compensated crystal oscillator (TCXO). Unlike standard RTCs that rely on an external 32 kHz crystal, the DS3231 houses the crystal internally alongside a temperature sensor that cont...

SKU: AF-1868 · MPN: 1868

A simple breakout board with a CR1220 coin cell battery holder pre-soldered and broken out to 0.1″ pitch pins. Ideal for powering very low-current projects or providing battery backup for a real-time clock (RTC) module. Comes fully assembled and tested, with a stick of 0.1″ header included so yo...

SKU: AF-5188 · MPN: 5188

The Adafruit DS3231 Precision RTC with STEMMA QT connectors is a highly accurate I2C real-time clock featuring an integrated temperature-compensated crystal oscillator (TCXO). Unlike standard RTCs that rely on an external 32 kHz crystal, the DS3231 houses the crystal internally alongside a temper...

SKU: AF-3386 · MPN: 3386

The Adafruit PiRTC is a battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header, letting your Pi keep accurate time even when powered off. Built around the PCF8523 RTC with native Linux kernel support, it's ideal for data logging, time-stamping, alarms, and any pro...

SKU: AF-4282 · MPN: 4282

The Adafruit PiRTC Precise DS3231 is a high-accuracy, battery-backed real-time clock that plugs directly onto your Raspberry Pi's GPIO header. Built around a genuine Maxim DS3231 with an integrated temperature-compensated crystal oscillator (TCXO), it delivers exceptional timekeeping accuracy — f...

SKU: AF-3028 · MPN: 3028

A Feather board without ambition is a Feather board without FeatherWings! This is the DS3231 Precision RTC FeatherWing: it adds an extremely accurate I2C-integrated Real Time Clock (RTC) with a Temperature Compensated Crystal Oscillator (TCXO)  to any Feather main board. This RTC is the m...

SKU: AF-4268 · MPN: 4268

SPIDriver is an easy-to-use tool for controlling SPI devices and a great tool to help with quick driver development and debugging. It works with Windows, Mac, and Linux, and has a built-in color screen that shows a live logic-analyzer display of all SPI traffic. It uses a standard FTDI USB serial...

SKU: AF-6475 · MPN: ADA6475

Make an internet-connected RGB matrix display without the usual wiring fuss. This board plugs straight into the back of a compatible HUB75 RGB matrix, giving you an easy way to build colourful signs, clocks, status panels and data dashboards with CircuitPython or Arduino.This version uses a u.FL ...

SKU: AF-4903 · MPN: 4903

This compact breakout provides electrical isolation between two sides of an I2C bus, helping separate earth-grounded circuits, reduce noise, or protect sensitive low-voltage monitoring equipment from faults cascading across the bus.The ISO1540 is fully bidirectional, supports clock stretching, an...

SKU: AF-5989 · MPN: ADA5989

The Adafruit HDC3021 is a high-precision I²C temperature and humidity sensor breakout featuring the TI HDC302x series chip. With typical humidity accuracy of ±0.5% RH (and just 0.19% long-term drift) and temperature accuracy of ±0.1°C, it's one of the most accurate environmental sensors available...

SKU: AF-5705

Witty Pi is an add-on board that adds real time clock and power management to your Raspberry Pi. It can define your Raspberry Pi’s ON/OFF sequence and significantly reduce energy use. Witty Pi 4 L3V7 is the new member of the fourth generation of Witty Pi, and it is designed to work with 3.7V Lith...

SKU: AF-2028 · MPN: 2028

This is the assembled version of the Pi T-Cobbler Plus.  It only works with the Raspberry Pi Model Zero, A+, B+, Pi 2,Pi 3! (Any Pi with 2x20 connector)The Raspberry Pi has landed on the Maker World like a 40-GPIO pinned, quad-USB ported, credit card sized bomb of DIY joy. And while you ...

SKU: AF-815 · MPN: 815

The Adafruit 16-Channel PWM/Servo Driver uses the PCA9685 chip to provide 16 channels of 12-bit PWM output over I2C. With a built-in clock, the driver runs independently — no need to continuously send signals from your microcontroller. Ideal for controlling servos, LEDs, or any PWM-driven device....

SKU: AF-5440 · MPN: 5440

The Adafruit Ultimate GPS Breakout with GLONASS + GPS is an enhanced version of the popular Ultimate GPS, built around the MTK3333 chipset with PA1616D module. It supports both GPS and GLONASS satellite networks, tracking up to 33 satellites on 99 channels for improved coverage and accuracy world...

SKU: AF-5871 · MPN: ADA5871

The Adafruit TS3USB30 is a 1-to-2 USB switch breakout board that lets you connect one of two USB peripheral devices to a single USB host port. Based on the TI TS3USB30, it handles high-bandwidth USB 2.0 connections up to 480 Mbps — ideal when you need to switch between two USB devices without usi...

SKU: AF-6489 · MPN: ADA6489

This breakout makes it easy to add 3D Hall-effect magnetic sensing to a microcontroller project. The TMAG5273 integrates independent X, Y and Z Hall-effect sensors with a 12-bit ADC, giving you magnetic measurements over I2C plus a built-in temperature sensor for basic temperature readings.It is ...

SKU: AF-1870 · MPN: 1870

A simple sewable breakout board with a CR2032 coin cell battery holder pre-soldered on and 0.1" pitch breakout pins for easy connection. Ideal for powering very low-current projects or adding a battery backup circuit to a real-time clock or similar module. Key Features CR2032 Coin Cell Holder ...