I/o Expander, 16Bit, 400Khz, Tssop-24; Chip Configuration:16Bit; Bus Frequency:400Khz; Ic Interface Type:i2C, Smbus; Supply Voltage Min:1.65V; Supply Voltage Max:3.6V; Interface Case Style:tssop; No. Of Pins:24Pins; Product Range:- Rohs Compliant: Yes