| Function Applications Number of Channels Interface Voltage - Supply Operating Temperature Specifications Package / Case Supplier Device Package | Volume Control Automotive Audio, Musical Instruments, Professional Audio 2 SPI ±4.5 V ~ 15.5 V -40°C ~ 85°C (TA) 31.5dB ~ -95.5dB 16-DIP (0.300, 7.62mm) 16-PDIP |