IC, I/O EXPANDER, 16BIT, 400KHZ, QFN-24;; IC, I/O EXPANDER, 16BIT, 400KHZ, QFN-24; Chip Configuration:16bit; Bus Frequency:400kHz; IC Interface Type:I2C, SMBus; Supply Voltage Min:2.3V; Supply Voltage Max:5.5V; Digital IC Case Style:VQFN; No. of Pins:24; No. of I/O's:16