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UTC7312 - Dual Recording / Playback Pre-Amplifier Circuit

Description

The UTC7312 is a monolithic integrated circuit designed for dual pre-amplifier circuit with ALC for record /playback amplifier of cassette tape recorder.

Features

  • High open loop gain.
  • Incorporates ALC detector circuit.
  • No input coupling condenser.
  • Low noise and current consumption.
  • Wide ALC range.
  • Wide operating voltage range: Vcc=5V ~ 12V Low Power ON shock noise BLOCK.

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Datasheet preview – UTC7312

Datasheet Details

Part number UTC7312
Manufacturer Hangzhou Silan Microelectronics
File Size 113.21 KB
Description Dual Recording / Playback Pre-Amplifier Circuit
Datasheet download datasheet UTC7312 Datasheet
Additional preview pages of the UTC7312 datasheet.

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Full PDF Text Transcription

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UTC7312 S w w aDUAL RECORDING/PLAYBACK D CIRCUIT WITH . PRE-AMPLIFIER w ALC DESCRIPTION The UTC7312 is a monolithic integrated circuit designed for dual pre-amplifier circuit with ALC for record /playback amplifier of cassette tape recorder. ta e e h U 4 t m o .c LI NEAR I NTEGRATED CI RCUI T FEATURES *High open loop gain *Incorporates ALC detector circuit *No input coupling condenser *Low noise and current consumption *Wide ALC range *Wide operating voltage range: Vcc=5V ~ 12V Low Power ON shock noise BLOCK DIAGRAM Rippli filter ALC input Ch 2 Vcc 14 Ripple Filter Phase compensat ion of ch1 ALC Time constant NFof CH1 ALC input Ch 1 Output 1 Input of Ch1 w w w t a .D 13 ALC 2 12 S a 11 4 e h Phase compensat ion of ch2 U 4 t e NFof CH2 .
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