HA12157NT - Audio Signal Processor

Hitachi Semiconductor

HA12157NT Datasheet Preview — Preview of HA12157NT PDF

Datasheet Details

Part number	HA12157NT
Manufacturer	Hitachi Semiconductor
File Size	463.26 KB
Description	Audio Signal Processor
Datasheet	HA12157NT_HitachiSemiconductor.pdf

HA12157NT Product details

Description

HA12155NT/HA12157NT is silicon monolithic bipolar IC providing Dolby noise reduction system , electrical volume system, REC equalizer system and level meter system in one chip. REC equalizer Dolby B/C NR Electronic volume Level Meter × 2 channel × 2 channel × 2 channel × 2 channel

Features

Inductor less REC equalizer is adjustable of its characteristics by external resistor.
Rec level is adjustable automatically with electrical volume which is built-in.
3 type of input selection is available (one is by way of electrical volume).
Separate input selection SW and REC/PB SW.
Dolby noise reduction with dubbing cassette decks (Unprocessed signal output available from recording out terminals during PB mode).
Log-compressed level mete.

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Other Datasheets by Hitachi Semiconductor

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Published: Mar 22, 2005 |