CXA1646Q Datasheet, PDF (1/21 Pages) Sony Corporation – Electronic Volume

CXA1646Q/CXA1767Q
Electronic Volume
Description
The CXA1646Q/CXA1767Q is a serial control
electronic volume IC for car stereos.
CXA1646Q
48 pin QFP (Plastic)
CXA1767Q
40 pin QFP (Plastic)
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
Structure
Bipolar IC
Absolute Maximum Ratings (Ta = 25°C)
• Supply voltage
VCC
13
• Operating temperature
Topr –40 to +85
• Storage temperature
Tstg –65 to +150
• Allowable power dissipation
PD
350
240
V
°C
°C
mW (Ta = 85°C, 1646Q)
mW (Ta = 85°C, 1767Q)
Recommended Operating Condition
Supply voltage
VCC
6 to 12
V
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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