I/O EXPANDER 16BIT 400KHZ WQFN-24; Chip Configuration:16bit; Bus Frequency:400kHz; IC Interface Type:I2C SMBus; Supply Voltage Min:1.65V; Supply Voltage Max:5.5V; Interface Case Style:WQFN; No. of Pins:24Pins; Product Range:- RoHS Compliant: Yes