Ic, I/O Expander, 8Bit, 3.4Mhz, Soic-18; No. Of Bits:8Bit; Interfaces:I2C; Supply Voltage Min:1.8V; Supply Voltage Max:5.5V; Ic Case/Package:Soic; No. Of Pins:18Pins; No. Of I/O S:8I/O S; Operating Temperature Min:-40°C Rohs Compliant: Yes |Microchip Technology MCP23009-E/SO