HA12209 - Audio Signal Processor

Product Overview

Hitachi Semiconductor

Datasheet Details

Part number	HA12209
Manufacturer	Hitachi Semiconductor
File Size	279.87 KB
Description	Audio Signal Processor
Datasheet	HA12209 Datasheet
Additional preview pages of the HA12209 datasheet.

Product details

Description

HA12209F is silicon monolithic bipolar IC providing Dolby noise reduction system , music sensor system, REC equalizer system and each electronic control switch in one chip. Dolby B-NR REC equalizer Music sensor × 2 channel × 2 channel × 1 channel Each electronic control switch to change REC equalizer, bias, etc.

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.
Provide stable music sensor system, available to design music sensing time and level.
Controllable from direct m.

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Published: Mar 22, 2005 |