MCP23018/MCP23S18 16-Bit I/O Expander with Open-Dr.
Microchip Technology
MCP23S18 - 16-Bit I/O Expander
MCP23018/MCP23S18 16-Bit I/O Expander with Open-Drain Outputs Features • 16-bit remote bidirectional I/O port: - I/O pins default to input • Open-drai.