| Function Applications Number of Channels Interface Voltage - Supply Operating Temperature Specifications Package / Case Supplier Device Package | Audio Transceiver Consumer Audio, Musical Instruments 2 I²C, I²S, SPI 2.9 V ~ 3.6 V -40°C ~ 85°C (TA) 7kHz ~ 216kHz 48-LQFP 48-LQFP (7x7) |