HA12212F - Audio Signal Processor

Hitachi Semiconductor

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Datasheet Details

Part number	HA12212F
Manufacturer	Hitachi Semiconductor
File Size	517.03 KB
Description	Audio Signal Processor
Datasheet	HA12212F_HitachiSemiconductor.pdf

HA12212F Product details

Description

HA12192F/HA12197F/HA12212F series are silicon monolithic bipolar ICs providing Dolby noise reduction system , music sensor, PB equalizer system in one chip. PB equalizer × 2 channel Music sensor × 1 channel Decode only Dolby B-NR × 2 channel Note: HA12197F series is not built in Dolby B-NR.

Features

Different type of PB equalizer characteristics selection (120µ / 70µ position) is available with fully electronic control switching built-in.
Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in.
Available to change music sensing level by external resistor.
Available to change frequency response of music sensor by external capacitor.
NR ON/OFF fully electronic control switching built-in. (HA12192F/HA122.

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Published: Mar 22, 2005 |