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HA12164 Datasheet Audio Signal Processor

Manufacturer: Hitachi Semiconductor (now Renesas)

Overview: 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.

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General 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

Key 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.
  • Available to change music sensing level by external resistor.
  • Music sensing level selection is available with fully electronic control switching built-in.

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