TCA9548A I2C Multiplexer 8 Channel Expansion Board for Arduino and ESP32

RS485 Module MAX485 TTL RS-485 for Arduino Raspberry PI

PCA9575HF I/O Expander I2C 16B SMD = HWQFN-24 Raspberry Pi Arduino UKINSTOCK

✅ 10 × PCF8574T/3 I/O-Erweiterer – SOIC-16 – NEU

5 x ULN2803A Octal NPN Darlington Driver Transistor Array 0.5A 50V TTL Arduino

Remote 8Bit I/O Expander For I2C Bus With & 100Khz Bus Frequency Pdip-16 Package

PCF8571P 128 x 8 Bit / 256 x 8 Bit Static Ram DIP-8 IC

Remote 8 Bit I/O Expander For I2C Bus With Interrupt, 100Khz, 2.5V, 6V, Soic