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BA7780KV

Features: Operates off a 3.0V to 5.25V power supply. Zoom microphone processing function on one chip. Built-in electronic volume for external setting of sensitivity and control voltage. Adjustable microphone element sensitivity. Matrix amplifier for stereo emphasis. Automatic switching circuit for...

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SeekIC No. : 004295889 Detail

BA7780KV: Features: Operates off a 3.0V to 5.25V power supply. Zoom microphone processing function on one chip. Built-in electronic volume for external setting of sensitivity and control voltage. Adjustable m...

BA7780KV Data Sheet

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Part Number:
BA7780KV
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/9/27

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Product Details

Description



Features:

 Operates off a 3.0V to 5.25V power supply.
Zoom microphone processing function on one chip.
Built-in electronic volume for external setting of sensitivity and control voltage.
Adjustable microphone element sensitivity.
Matrix amplifier for stereo emphasis.
Automatic switching circuit for external inputs, and built-in external monaural decision circuit.




Application

Camcorders


Pinout

Parameter Symbol Limits Unit
Power supply voltage Vcc

 7.0 V
Power dissipation Pd 750* mW
Operating temperature Topr 10 ~ +70
Storage temperature Tstg 55 ~ +125



Description

The BA7780KV is a microphone amplifier developed for use in camcorders. The IC features an electronic volume circuit for presetting the curve required for the stereo zoom function, a microphone element power supply regulator, a wind-noise rejection filter, a current limiting circuit for external accessory power supplies, and an input for external microphone input. The IC operates off a 3.3V power supply.




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