HA12209 - Audio Signal Processor

Hitachi Semiconductor

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Datasheet Details

Part number: HA12209
Manufacturer: Hitachi Semiconductor
File Size: 279.87 KB
Datasheet: HA12209_HitachiSemiconductor.pdf
Description: Audio Signal Processor

HA12209 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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Audio Signal Processor Hitachi Semiconductor

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