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HA12227F - Audio Signal Processor

Download the HA12227F datasheet PDF. This datasheet also covers the HA12226F 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

The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system

1, music sensor system, REC equalizer system and each electronic control switch in one chip.

Note: 1.

Dolby is a trademark of Dolby Laboratories Licensing Corporation.

Key Features

  • REC equalizer is very small number of external parts and have 4 types of frequency characteristics built-in.
  • 2 types of input for PB, 1 type of input for REC.
  • 70µ - PB equalizer changing system built-in.
  • Dolby NR.
  • 2 with dubbing double cassette decks. Unprocessed signal output available from recording out terminals during PB mode.
  • Provide stable music sensor system, available to design music sensing time and level.
  • Controllable from.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HA12226F-Renesas.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number HA12227F
Manufacturer Renesas
File Size 535.77 KB
Description Audio Signal Processor
Datasheet download datasheet HA12227F Datasheet

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Other Datasheets by Renesas

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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
HA12226F/HA12227F Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System) REJ03F0133-0600 Previous: ADE-207-270E Rev.6.00 Jun 15, 2005 Description The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system*1, music sensor system, REC equalizer system and each electronic control switch in one chip. Note: 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. The HA12227F is not built-in Dolby B-NR. Functions • Dolby B-NR*2 × 2 channel • REC equalizer × 2 channel • Music sensor × 1 channel • Pass amp. × 2 channel • Each electronic control switch to change REC equalizer, bias, etc. Note: 2.