Description
The CXA1646Q/CXA1767Q is a serial control electronic volume IC for car stereos.

FEATUREs
• Loudness
• Volume control (1dB-step from 0dB to –87dB, –∞dB)
• Balance
• Tone control (2dB-step 2 band from –14dB to +14dB)
• Fader (2dB-step to –20dB, –25dB, –35dB, –45dB, –60dB, –∞dB)
• Input selector (4 channels)
• Serial data control (DATA, CLK, CE)
• Single 8V power supply
• Zero-cross detection circuit