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HA12209

Hitachi Semiconductor
Part Number HA12209
Manufacturer Hitachi Semiconductor
Description Audio Signal Processor
Published Mar 22, 2005
Detailed Description HA12209F Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System) ADE-207-221A (Z) 2nd Edition ...
Datasheet PDF File HA12209 PDF File

HA12209
HA12209

Overview
HA12209F Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System) ADE-207-221A (Z) 2nd Edition Jun.
1999 Description HA12209F is silicon monolithic bipolar IC providing Dolby noise reduction system*, music sensor system, REC equalizer system and each electronic control switch in one chip.
Functions • Dolby B-NR • REC equalizer • Music sensor × 2 channel × 2 channel × 1 channel • Each electronic control switch to change REC equalizer, bias, etc.
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.
• Dolb...


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