All Products

SKU: AF-3954

Upgrade your button-pad projects with full-colour NeoPixel backlighting. The NeoTrellis RGB Driver PCB is a 4×4 keypad controller with 16 NeoPixels and an onboard seesaw I2C chip that handles both button scanning and LED driving — all over plain I2C, no NeoPixel pin management required. The boar...

SKU: AF-4870

The Adafruit Neo Trinkey is a tiny USB-A development board featuring an ATSAMD21 microcontroller and four RGB NeoPixel LEDs. Just plug it into any USB-A port on a computer or laptop and you've got a programmable, colourful key that can act as a status indicator, macro keypad, MIDI controller, or ...

SKU: AF-5673

A high-quality 5 Megapixel camera breakout designed for hobby-level microcontrollers like the RP2040 and ESP32-S series. The OV5640 sensor with a 120-degree wide-angle lens connects via an 8-bit parallel data interface, making it compatible with chips that have enough pins, DMA, and RAM to captur...

SKU: AF-2975

The ultimate companion kit for anyone learning electronics. The Adafruit Parts Pal packs LEDs, resistors, capacitors, transistors, sensors, switches, and prototyping essentials into a handy storage box — everything you need to dive into breadboard projects right away. Pair it with an Arduino, Ra...

SKU: AF-5663

Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel I2C Multiplexer lets you connect up to four same-address I2C devices to a single microcontroller by acting as a gatekeeper — write a single byte to select the active channel and all subsequent I2C traffic is route...

SKU: AF-5664

Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to four same-address I2C devices with completely solderless wiring. Five JST SH connectors (1 input + 4 outputs) make it plug-and-play with any STEMMA QT or Qw...

SKU: AF-5626

Need to use multiple I2C devices that share the same address? The PCA9548 8-Channel STEMMA QT / Qwiic I2C Multiplexer lets you connect up to eight same-address I2C devices with completely solderless wiring. Nine JST SH connectors (1 input + 8 outputs in two rows of four) make it plug-and-play wit...

SKU: AF-1554

Keep a handy component reference at your fingertips with this gold-plated PCB ruler. Measuring approximately 25 × 152 mm (1″ × 6″) on standard-thickness FR4, it features the most common surface-mount component packages you'll encounter — QFN, TDFN, SOIC, SOP, J-Lead, and more — all shown at actua...

SKU: AF-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

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-5545

The Adafruit PCF8574 GPIO Expander Breakout is an affordable 8-channel I2C GPIO expander that adds extra digital I/O to any microcontroller project. Simply connect over I2C and control up to 8 additional pins for buttons, LEDs, or other digital peripherals — no extra GPIO-rich board required. Th...

SKU: AF-5611

The Adafruit PCF8575 GPIO Expander Breakout is an affordable 16-channel I2C GPIO expander that doubles your available digital I/O over a simple two-wire connection. Add extra buttons, LEDs, relays, or other digital peripherals to any microcontroller without using up precious GPIO pins. Like its ...

SKU: AF-4648

The Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC combines four analogue input channels and one analogue output channel in a single I2C breakout. Measure voltages from potentiometers, sensors, or other analogue sources — and generate analogue output signals — all over a simple two-wire connection. ...

SKU: AF-5753

Bring your classic PC joystick back to life. This adapter board takes any legacy DE-15 game port joystick and converts its analogue X/Y axes and two buttons to I2C via an onboard ATtiny816 running the Adafruit seesaw firmware. No analogue inputs needed on your microcontroller — just plug in a STE...

SKU: AF-6251 · MPN: ADA6251

The Adafruit PCM5100 I2S DAC converts digital I2S audio into clean, high-quality stereo line-level output through a 3.5mm jack. With 100dB signal-to-noise ratio and no MCLK or I2C configuration required, simply pipe I2S data in and get great-sounding analogue audio out. The PCM5100 accepts 16, 2...

SKU: AF-6421 · MPN: ADA6421

The Adafruit PCM5122 I2S DAC delivers excellent stereo line-level audio with 112dB SNR and -93dB THD. Out of the box it works in hardware mode — just pipe I2S audio in with no MCLK or configuration needed. For advanced control, switch to I2C or SPI mode to access software volume, EQ, filtering, a...

SKU: AF-4369

The Adafruit PCT2075 Temperature Sensor is a precise, affordable I2C temperature sensor and a drop-in replacement for the classic LM75. With an 11-bit ADC (compared to the LM75's 9-bit), it delivers finer temperature resolution. Three-state address pins allow up to 27 sensors on a single I2C bus ...

SKU: AF-3492

The Adafruit PDM MEMS Microphone Breakout provides a digital audio input using Pulse Density Modulation (PDM) — a common interface in commercial products that's distinct from both analogue and I2S microphones. It's ideal for microcontrollers without analogue inputs, and most modern 32-bit process...

SKU: AF-4346

The Adafruit PDM Microphone Breakout with JST SH Connector provides a digital audio input using Pulse Density Modulation (PDM) in a compact, cable-ready form factor. The 4-pin JST SH connector (3V, GND, DAT, CLK) pairs with JST SH cables for flexible microphone placement away from the main board....

SKU: AF-4354

The Adafruit Perma-Proto 40-Pin Raspberry Pi Breadboard PCB Kit combines a full-sized prototyping board with a built-in Pi Cobbler breakout. Solder in the included 2×20 box header, connect a 40-pin GPIO cable, and you get labelled pin breakouts alongside 60 rows of breadboard-style prototyping sp...