Overview
HA12203NT is listed in the Sensor category. Available datasheets include documents from Hitachi Semiconductor. DigiCamel provides a local PDF for online reference.
Summary
Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
Description
HA12203NT is silicon monolithic bipolar IC providing Dolby noise reduction system*1, music sensor system, REC equalizer system and each electronic control switch in one chip.
Source title
HA12203NT Datasheet(PDF) - Hitachi Semiconductor