MCP23S08 Overview
MCP23008/MCP23S08 8-Bit I/O Expander with Serial Interface.
MCP23S08 Key Features
- 8-Bit Remote Bidirectional I/O Port
- I/O pins default to input
- High-Speed I2C Interface (MCP23008)
- 100 kHz
- 400 kHz
- 1.7 MHz
- High-Speed SPI Interface (MCP23S08)
- 10 MHz
- Hardware Address Pins
- Three for the MCP23008 to allow up to eight devices on the bus