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CXA1897Q - Dolby B Type Noise Reduction System with Recording/Playback Equalizer

Datasheet Summary

Description

The CXA1897Q is an analog signal processing IC for tape recorders.

It achieves whole processing operations for the recording and playback systems which include the Dolby B noise reduction function on a single chip.

This IC supports 2 channels at each function.

Features

  • Dolby B noise reduction supports 1.7 times normal speed.
  • Recording/playback equalizer amplifier supports 1.7 times normal speed.
  • Built-in comparator for AMS (automatic music sensor).
  • Built-in AGC (automatic gain control) with amplifier for MPX filter.
  • Playback equalizer outputs independently for DECK-A and DECK-B.
  • Externally adjustable recording equalizer Gp and fp.
  • Built-in Recording mute function.
  • Double cassette du.

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Datasheet Details

Part number CXA1897Q
Manufacturer Sony Corporation
File Size 396.77 KB
Description Dolby B Type Noise Reduction System with Recording/Playback Equalizer
Datasheet download datasheet CXA1897Q Datasheet
Additional preview pages of the CXA1897Q datasheet.

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CXA1897Q Dolby B Type Noise Reduction System with Recording/Playback Equalizer Description The CXA1897Q is an analog signal processing IC for tape recorders. It achieves whole processing operations for the recording and playback systems which include the Dolby B noise reduction function on a single chip. This IC supports 2 channels at each function. Features • Dolby B noise reduction supports 1.7 times normal speed. • Recording/playback equalizer amplifier supports 1.7 times normal speed. • Built-in comparator for AMS (automatic music sensor) • Built-in AGC (automatic gain control) with amplifier for MPX filter. • Playback equalizer outputs independently for DECK-A and DECK-B. • Externally adjustable recording equalizer Gp and fp. • Built-in Recording mute function.
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