Parts › Interface & ExpansionAllADC & 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)Adafruit ISO1540 Bidirectional I2C IsolatorADA4903Gravity: Active Isolated RS485 to UART Signal Adapter ModuleDFR0845Gravity: Analog Signal IsolatorDFR0504Gravity: Digital I2C Signal IsolatorDFR0565