HA12135A - Dolby B-Type Noise Reduction

Product Overview

Hitachi Semiconductor

Part number	HA12135A
Manufacturer	Hitachi Semiconductor
File Size	130.68 KB
Description	Dolby B-Type Noise Reduction
Datasheet	HA12135A Datasheet
Additional preview pages of the HA12135A datasheet.

The HA12134A, HA12135A, HA12136A are silicon monolithic bipolar IC series providing dual channel Dolby B-type noise reduction system in one chip.

Functions.
Dual Dolby B-type NR processor.
NR ON/OFF control switch.
Record (encode)/playback (decode) control switch. Features.
Separate record/playback input and output. Unprocessed signal output available in the encode and decode modes.
Reduction of external components count.
Small capacitor value for the reference voltage.
NR ON/OFF switching and REC/PB switching are provided internally.
2-type package (DP-16, FP.

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Published: Mar 22, 2005 |