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HA12227F - Audio Signal Processor

This page provides the datasheet information for the HA12227F, a member of the HA12226F Audio Signal Processor family.

Datasheet Summary

Description

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

1, 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.
  • 2 with dubbing double cassette decks. Unprocessed signal output available from recording out terminals during PB mode.
  • Provide stable music sensor system, available to design music sensing time and level.
  • Controllable from.

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Datasheet preview – HA12227F

Datasheet Details

Part number HA12227F
Manufacturer Renesas
File Size 535.77 KB
Description Audio Signal Processor
Datasheet download datasheet HA12227F Datasheet
Additional preview pages of the HA12227F 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) REJ03F0133-0600 Previous: ADE-207-270E Rev.6.00 Jun 15, 2005 Description The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system*1, 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. Functions • Dolby B-NR*2 × 2 channel • REC equalizer × 2 channel • Music sensor × 1 channel • Pass amp. × 2 channel • Each electronic control switch to change REC equalizer, bias, etc. Note: 2.
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