Download CXA1946AQ Datasheet PDF
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CXA1946AQ Description

The CXA1946AQ/AR is a serial control electronic volume IC designed for use in audio systems. 48 pin QFP (Plastic) 48 pin LQFP (Plastic).

CXA1946AQ Key Features

  • Loudness
  • Volume control (0dB to -87dB in 1dB step, -∞dB)
  • Balance
  • Tone control (15 steps, 2 bands, -16dB to +16dB)
  • Fader (2dB-step to -20dB, -25dB, -35dB, -45dB, -60dB, -∞dB)
  • Input selector (4 channels)
  • Gain can be set for each input channel (mon for channels 3 and 4)
  • Serial data control (DATA, CLK, CE)
  • Single 8V power supply
  • Zero-cross detection circuit (with timer)