HA12229F Datasheet Audio Signal Processor

Manufacturer: Hitachi Semiconductor (now Renesas)

Overview: HA12228F/HA12229F Audio Signal Processor for Car Deck (Decode only Dolby B-type NR* with PB Amp.) ADE-207-325A 2nd Edition Dec.

Datasheet Details

Part number	HA12229F
Manufacturer	Hitachi Semiconductor (now Renesas)
File Size	304.85 KB
Description	Audio Signal Processor
Datasheet	HA12229F_HitachiSemiconductor.pdf

General Description

HA12228F/HA12229F are silicon monolithic bipolar IC providing Dolby noise reduction system*, music sensor, PB equalizer system in one chip.

Notes: 1.

Dolby is a trademark of Dolby Laboratories Licensing Corporation.

Key Features

Different type of PB equalizer characteristics selection (120 µs/70 µs) is available with fully electronic control switching built-in.
Easy interface with the PB head. (The PB-EQ resistance self-containing).
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 response of music sensor by external capacitor.
Music.

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