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HA12229F - Audio Signal Processor

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.

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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Full PDF Text Transcription

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HA12228F/HA12229F Audio Signal Processor for Car Deck (Decode only Dolby B-type NR* with PB Amp.) ADE-207-325A 2nd Edition Dec. 2000 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. A license from Dolby Laboratories Licensing Corporation is required for the use of this IC. 2. HA12229F is not built-in Dolby B-NR. Functions • PB equalizer • Music sensor • Dolby B-NR (Only HA12228F) • Line mute SW × 2 channel × 1 channel × 2 channel × 2 channel Features • Different type of PB equalizer characteristics selection (120 µs/70 µs) is available with fully electronic control switching built-in.
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