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HA12194F fiches techniques PDF

Hitachi Semiconductor - Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)

Numéro de référence HA12194F
Description Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)
Fabricant Hitachi Semiconductor 
Logo Hitachi Semiconductor 





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HA12194F fiche technique
HA12192F/HA12197F/HA12212F Series
Audio Signal Processor for Car Deck
(Decode only Dolby B-type NR with PB Amp.)
ADE-207-167D (Z)
5th Edition
Jun. 1999
Description
HA12192F/HA12197F/HA12212F series are silicon monolithic bipolar ICs providing Dolby noise
reduction system*, music sensor, PB equalizer system in one chip.
Functions
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/HA12212F series only)
Available to connect direct with MPU.
HA12192F series, HA12197F series and HA12212F available to allow common PCB designs.
HA12212F only changes by package from HA12192F series. It is the same electrical characteristics
that HA12192F series.
* Dolby is a trademark of Dolby Laboratories Licensing Corporation.
A license from Dolby Laboratories Licensing Corporation is required for the use of this IC.

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