I2C BUS Sound Processor for TV
The CXA2021S is a bipolar IC developed as an I2C
BUS control sound processor for TV. This IC
implements surround, tone control, balance, volume,
mute and AGC functions.
22 pin SDIP (Plastic)
• I2C BUS control
• The AGC circuit is adopted to absorb volume
differences between input sources and improve the
S/N ratio in hearing.
Absolute Maximum Ratings
• Supply voltage
• Operating temperature Topr –20 to +75 °C
• Storage temperature
Tstg –65 to +150 °C
• Allowable power dissipation PD
Bipolar silicon monolithic IC
Recommended Operating Condition
8 to 13
22 21 20 19 18 17 16 15 14 13 12
1 2 3 4 5 6 7 8 9 10 11
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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.