Parts › Interface & Expansion
AllADC & DAC Modules (27)Breakouts & Adapters (46)Expansion Boards & Shields (15)I/O Expanders & Multiplexers (27)Isolators (4)Level Shifters (11)Programmers, Debuggers & USB-Serial (10)RTC & Timing (21)Security & Crypto (4)Signal Conditioning & RC (1)
1 to 3 HUB Expansion UnitU006
Adafruit ADS7128 8-Channel ADC and GPIO ExpanderADA6494
Adafruit ATtiny1616 Breakout with seesaw - STEMMA QT / QwiicADA5690
Adafruit ATtiny816 Breakout with seesaw - STEMMA QT / QwiicADA5681
Adafruit ATtiny817 Breakout with seesaw - STEMMA QT / QwiicADA5233
Adafruit AW9523 GPIO Expander and LED Driver BreakoutADA4886
Adafruit Chainable DS18B20 Extender Breakout - STEMMA JST PH 2mmADA5971
Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2CADA2264
Adafruit GPIO Expander Bonnet - 16 Additional I/O over I2CADA4132
Adafruit MCP2221A Breakout - General Purpose USB to GPIO ADC I2CADA4471
Adafruit MCP23017 I2C GPIO Expander BreakoutADA5346
Adafruit Mini I2C Gamepad with seesaw - STEMMA QT / QwiicADA5743
Adafruit PC Joystick to seesaw I2C Adapter - STEMMA QT / QwiicADA5753
Adafruit PCA9546 4-Channel I2C MultiplexerADA5663
Adafruit PCA9546 4-Channel STEMMA QT / Qwiic I2C MultiplexerADA5664
Adafruit PCA9548 8-Channel STEMMA QT / Qwiic I2C MultiplexerADA5626
DS2413 1-Wire Two GPIO Controller BreakoutADA1551
Extend I/O 2 Unit (STM32F0)U011-B
Gravity: 74HC595 ShiftOut Module (8-Bit Digital Output Expansion)DFR0072
Gravity: CH423 I2C 24 Digital IO Expansion ModuleDFR0979
Gravity: Digital 1-to-8 I2C MultiplexerDFR0576
Gravity: I2C HUBDFR0759
Gravity: MCP23017 I2C 16 Digital IO Expansion ModuleDFR0626
I/O Hub 1 to 6 Expansion Unit (STM32F0)U041-B
SparkFun Multiplexer Breakout - 8 Channel (74HC4051)BOB-13906
SparkFun Qwiic GPIODEV-17047
Ultrasonic Distance Unit I/O (RCWL-9620)U098-B2