| Function Applications Number of Channels Interface Voltage - Supply Operating Temperature Specifications Package / Case Supplier Device Package | Audio Signal Processor Digital Audio Interfacing 4 GPIO, I²C, PCM, SPI, UART 0.9 V ~ 2 V -40°C ~ 85°C (TA) 12.8kHz 44-VFDFN Exposed Pad 44-DFN |