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HA12231 - Audio Signal Processor

General Description

HA12231FP is silicon monolithic bipolar IC providing PB equalizer system and music sensor system in one chip.

PB equalizer Music sensor Line amp.

Key Features

  • No use external parts for PB equalizer. (Fixed characteristics built-in) Available to change music sensing level by external resistor. Available to change frequency response of music sensor by external capacitor. Different type of PB equalizer characteristics selection (120 µs/70 µs) is available. Line mute ON/OFF is avalable. This IC is strong for a cellular phone noise. Ordering Information Functions Product HA12231FP Package FP-20DA.

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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.

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HA12231FP Audio Signal Processor for Car Deck (PB 1 Chip) ADE-207-327A (Z) 2nd Edition Jan. 2001 Description HA12231FP is silicon monolithic bipolar IC providing PB equalizer system and music sensor system in one chip. Functions • • • • PB equalizer Music sensor Line amp. Line mute × 2 channel × 1 channel × 2 channel × 2 channel Features • • • • • • No use external parts for PB equalizer. (Fixed characteristics built-in) Available to change music sensing level by external resistor. Available to change frequency response of music sensor by external capacitor. Different type of PB equalizer characteristics selection (120 µs/70 µs) is available. Line mute ON/OFF is avalable. This IC is strong for a cellular phone noise.