CXA2547Q Overview
The CXA2547Q is a 2-channel electronic volume IC. A 34-bit serial data input controls the level and characteristics of the output signal. It may be used in car stereos and general audio systems.
CXA2547Q Key Features
- Loudness
- Volume control (from 0 dB to -80 dB, -∞ dB : Fine (1 dB-step) Coarse (8 dB-step)
- Balance
- Tone control (2-band, 2 dB-step from -15 dB to +15 dB)
- Fader 2 dB-step to -20 dB, -25 dB, -35 dB, -45 dB, -60 dB, -∞ dB)
- Input and gain selector (4 channels)
- Serial data control (DATA, CLK, CE)
- Single 8 V power supply
- Zero-cross detection circuit (L/R independent operation for the volume block)
- Power-off mute