HA12203NT Datasheet | Hitachi Semiconductor

HA12203NT/HA12204NT Audio Signal Processor for Cassette Deck (Dolby B-type NR with Recording System) ADE-207-222B Target Specification 3rd Edition Jun. 1999 Description HA12203NT is silicon monolithic bipolar IC providing Dolby noise reduction system- , 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. Functions - Dolby B - NR- - REC equalizer - Music sensor - Pass amp. × 2 channel × 2 channel × 1 channel × 2 channel - Each electronic control switch to change REC equalizer,...