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HA12194F - Audio Signal Processor

Download the HA12194F datasheet PDF. This datasheet also covers the HA1 variant, as both devices belong to the same audio signal processor family and are provided as variant models within a single manufacturer datasheet.

General Description

HA12192F/HA12197F/HA12212F series are silicon monolithic bipolar ICs providing Dolby noise reduction system

, music sensor, PB equalizer system in one chip.

PB equalizer × 2 channel Music sensor × 1 channel Decode only Dolby B-NR × 2 channel Note: HA1219

Key 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/HA122.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HA1-219.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Hitachi Semiconductor (now Renesas)

Part Number Description
HA12192F Audio Signal Processor
HA12193F Audio Signal Processor
HA12197F Audio Signal Processor
HA12198F Audio Signal Processor
HA12199F Audio Signal Processor

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
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.