ICs and Microchips

SKU: AF-1085 | Brand: Adafruit

Add precision analog-to-digital conversion to any microcontroller with the ADS1115 breakout. This 16-bit ADC delivers 860 samples per second over I2C, with four single-ended or two differential input channels and a bu...

SKU: AF-5188 | Brand: Adafruit

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 exte...

SKU: AF-757 | Brand: Adafruit

This bi-directional logic level converter from Adafruit uses 4× BSS138 FETs with 10K pull-up resistors to safely shift signals between different voltage levels. Unlike many level shifters, this design is fully compati...

SKU: AF-2717 | Brand: Adafruit

The TCA9548A 1-to-8 I2C multiplexer solves the common problem of needing multiple I2C devices with the same address on a single bus. It acts as a gatekeeper, routing I2C traffic to any of its eight downstream channels...

SKU: AF-3296 | Brand: Adafruit

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 relia...

SKU: AF-1083 | Brand: Adafruit

Add high-speed analog-to-digital conversion to any microcontroller with the ADS1015 breakout. This 12-bit ADC delivers 3,300 samples per second over I2C, with four single-ended or two differential input channels and a...

SKU: AF-2946 | Brand: Adafruit

The Adafruit IS31FL3731 breakout is a charlieplexed PWM LED matrix driver that controls a 16×9 grid of individually dimmable LEDs over I2C. Each of the 144 LEDs can be set to any brightness level with 8-bit (256-level...

SKU: AF-2045 | Brand: Adafruit

The Adafruit Si5351A Clock Generator Breakout lets you generate precise, arbitrary clock frequencies from 8 kHz to over 150 MHz using a simple I2C interface. With a precision 25 MHz crystal reference and internal PLLs...

SKU: AF-5159 | Brand: Adafruit

The Adafruit TCA4307 Hot-Swap I2C Buffer protects your main I2C bus from glitches caused by hot-plugging STEMMA QT / Qwiic peripherals. I2C wasn't designed for hot-swapping, and plugging or unplugging at the wrong mom...

SKU: AF-6223 | Brand: Adafruit

The Adafruit DAC7578 Breakout provides eight independent 12-bit digital-to-analogue converters in a single package, all controllable over I2C. Set precise output voltages on up to eight channels simultaneously, making...

SKU: AF-5976 | Brand: Adafruit

The Adafruit DS2484 is a single-channel I2C-to-1-Wire bus adapter breakout with built-in ESD protection and split supply support. Simply connect it to an existing I2C bus and use the screw terminals to attach DS18B20 ...

SKU: AF-5811 | Brand: Adafruit

This compact breakout gives you a high-resolution analogue voltage output from a simple I2C interface, based on the AD5693R 16-bit DAC. It includes a temperature-compensated 2.5V internal reference, making it a handy ...

SKU: AF-3013 | Brand: Adafruit

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, t...

SKU: AF-6027 | Brand: Adafruit

The Adafruit DS2482S-800 is an 8-channel I2C-to-1-Wire bus adapter on a STEMMA QT breakout board. It allows any I2C-capable microcontroller or single-board computer to communicate with 1-Wire devices — most commonly D...

SKU: AF-5932 | Brand: Adafruit

The Adafruit ADG729 is a solid-state dual 1-to-4 analog matrix switch controlled over I2C. It provides two independent groups of 4 switches — four channels routed to the DA pin and four channels routed to the DB pin —...