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CXA2546Q Datasheet, PDF (1/19 Pages) Sony Corporation – 3-band Electronic Volume | |||
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CXA2546Q
3-band Electronic Volume
For the availability of this product, please contact the sales office.
Description
The CXA2546Q is a 2-channel electronic volume
48 pin QFP (Plastic)
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.
Features
⢠Loudness
⢠Volume control
(from 0 dB to â80 dB, ââ dB : Fine (1 dB-step)
Coarse (2 dB-step)
⢠Balance
⢠Tone control
(3-band, 2 dB-step from â15 dB to +15 dB)
⢠Fader
2 dB-step to â20 dB, â25 dB, â30 dB, â45 dB, â60
dB, ââ 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)
⢠Timer
⢠Power-off mute
⢠Countermeasure to the noise of the portable
telephone
Absolute Maximum Ratings (Ta=25 °C)
⢠Supply voltage
VCC
13
V
⢠Operating temperature Topr â40 to +85 °C
⢠Storage temperature Tstg â65 to +150 °C
⢠Allowable power dissipation
PD
350 mW
(Ta=85 °C)
Recommended Operating Conditions
Supply voltage
VCC
7 to 12
V
Structure
Bipolar silicon monolithic IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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E97602C91-TE
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