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)
Features
- Loudness
- Volume control (0d B to
- 87d B in 1d B step,
- ∞d B)
- Balance
- Tone control (15 steps, 2 bands,
- 16d B to +16d B)
- Fader (2d B-step to
- 20d B,
- 25d B,
- 35d B,
- 45d B,
- 60d B,
- ∞d B)
- 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)
- Power-off mute
- Volume control and tone control input/output pins are separate. Absolute Maximum Ratings
- Supply voltage
- Operating temperature
- Storage temperature
- Allowable power dissipation
VCC Topr Tstg PD
QFP LQFP
- 40 to +85
- 65 to +150 350 180
V °C °C m W (Ta = 85°C) m W (Ta = 85°C)
Operating Conditions Supply voltage
6 to 12
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