HA12175中文资料日立数据手册PDF规格书

厂商型号	HA12175
功能描述	Audio Signal Processor for Car Deck and Cassette Deck (Dolby B/C-type NR with PB Amp)
文件大小	1.1169 Mbytes
页面数量	66 页
生产厂商	HITACHI Hitachi Semiconductor
中文名称	日立日立公司
网址	网址
数据手册	下载地址一下载地址二到原厂下载
更新时间	2026-2-6 18:06:00
人工找货	HA12175价格和库存，欢迎联系客服免费人工找货

描述 Description

HA12173 series are silicon monolithic bipolar IC providing Dolby noise reduction system*, music sensor and PB equalizer system in one chip.

特性 Features

• Different type of PB equalizer characteristics selection (normal/chrome or metal) is available with fully electronic control switching built-in.

• 2 type of input selection (RADIO/TAPE) is available.

• Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in.

• Available to change music sensing level by external resistor.

• Music sensing level selection is available with fully electronic control switching built-in.

• Available to change frequency response of music sensor.

• NR-ON/OFF and REC/PB fully electronic control switching built-in.

• 4 type of PB-out level.

• Available to allow common PCB designs with HA12163 series.

Functions

• PB equalizer × 2 channel

• Dolby B/C-NR × 2 channel

• Music sensor × 1 channel