Overview
HA12218F is listed in the Sensor category. Available datasheets include documents from Hitachi Semiconductor, Renesas Technology Corp. DigiCamel provides a local PDF for online reference.
Summary
Audio Signal Processor for Car Deck(Decode only Dolby B type NR with PB Amp.)
Description
HA12216F/HA12221F series are silicon monolithic bipolar IC providing Dolby B type noise reduction, music sensor, PB equalizer system in one chip.
Source title
HA12218F Datasheet(PDF) - Hitachi Semiconductor