TV Sound Processor
CXA1279BS
Description
The CXA1279BS is a bipolar IC for TV sound
control with functions such as tone control, volume
and balance.
22 pin SDIP (Plastic)
Features
• 2 type of inputs
• Bass, Treble, Balance and Volume control operative
in either 0 to VCC or 0 to 5 V.
Applications
TV
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings (Ta=25 °C)
• Supply voltage
VCC 14 V
• Operating temperature Topr –20 to +75 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable power dissipation
PD 900 mW
Operating Condition
Supply voltage
VCC 8.5 to 12.5 V
Block Diagram and Pin Configuration
22 21 20 19 18 17 16 15 14 13 12
TONE
TONE
VCA
VCA
CONTROL
&
BIAS
REG
1 2 3 4 5 6 7 8 9 10 11
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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E99336-TE
