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HA12226 - Audio Signal Processor

Datasheet Summary

Description

The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system

, music sensor system, REC equalizer system and each electronic control switch in one chip.

Note: 1.

Dolby is a trademark of Dolby Laboratories Licensing Corporation.

Features

  • REC equalizer is very small number of external parts and have 4 types of frequency characteristics built-in.
  • 2 types of input for PB, 1 type of input for REC.
  • 70µ - PB equalizer changing system built-in.
  • Dolby NR.
  • with dubbing double cassette decks. Unprocessed signal output available from recording out terminals during PB mode. 2.
  • Provide stable music sensor system, available to design music sensing time and level.
  • Controllable fro.

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Datasheet Details

Part number HA12226
Manufacturer Hitachi Semiconductor
File Size 491.46 KB
Description Audio Signal Processor
Datasheet download datasheet HA12226 Datasheet
Additional preview pages of the HA12226 datasheet.

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Full PDF Text Transcription

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HA12226F/HA12227F Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System) ADE-207-270E (Z) 6th Edition Dec. 2000 Description The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system* , music sensor system, REC equalizer system and each electronic control switch in one chip. Note: 1. Dolby is a trademark of Dolby Laboratories Licensing Corporation. A license from Dolby Laboratories Licensing Corporation is required for the use of this IC. The HA12227F is not built-in Dolby B-NR. 1 Functions • Dolby B-NR* • Music sensor • Pass amp. 2 × 2 channel × 2 channel × 1 channel × 2 channel • REC equalizer • Each electronic control switch to change REC equalizer, bias, etc. Note: 2. The HA12227F is not built-in Dolby B-NR.
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