HA12164
HA12164 is Audio Signal Processor manufactured by Hitachi Semiconductor.
HA12163 Series
Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)
ADE-207-059C (Z) 4th Edition Jun. 1999 Description
HA12163 series are silicon monolithic bipolar IC providing Dolby noise reduction system- , music sensor and PB equalizer system in one chip.
Functions
- PB equalizer × 2 channel
- Dolby B-NR × 2 channel
- Music sensor × 1 channel
Features
- Different type of PB equalizer characteristics selection (normal/chrome or metal) is available with fully electronic control switching built-in.
- 2 type of input selection (radio/tape) is available.
- Changeable to forward, reverse-mode for PB head with fully electronic control switching built-in.
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