| Function Applications Number of Channels Interface Voltage - Supply Operating Temperature Specifications Package / Case Supplier Device Package | Volume Control Automotive Audio, Musical Instruments, Professional Audio 4 SPI ±4.75 V ~ 5.25 V -40°C ~ 85°C (TA) 31.5dB ~ -95.5dB 28-SOIC (0.295, 7.50mm Width) 28-SOIC |