HA12221F データシートの表示（PDF） - Hitachi -> Renesas Electronics

部品番号

コンポーネント説明

メーカー

HA12221F

Audio Signal Processor for Car Deck (Decode only Dolby B type NR with PB Amp.)

Hitachi -> Renesas Electronics 

HA12216F/HA12221F Series

Audio Signal Processor for Car Deck

(Decode only Dolby B type NR with PB Amp.)

ADE-207-254E (Z)

6th Edition

Dec. 2000

Description

HA12216F/HA12221F series are silicon monolithic bipolar IC providing Dolby B type noise reduction,

music sensor, PB equalizer system 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.

2. HA12221F series does not include Dolby B NR.

Functions

• PB equalizer

× 2 channel

• Music sensor

× 1 channel

• Dolby B NR (Only HA12216F series) × 2 channel

• Line mute (Tape radio) SW

× 2 channel

Features

• Different type of PB equalizer characteristics selection (120 µs/70 µs) is available with fully electronic

control switching built-in.

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

• Available to change music sensing level by external resistor.

• Available to change response of music sensor by external capacitor.

• Music sensing level, built-in switch to change a band (MSGV).

• NR ON/OFF fully electronic control switching built-in. (Only HA12216F series)

• Line mute (Tape radio) control switching built-in.

• Available to connect direct with MPU.

• These ICs are strong for a cellular phone noise. (18 dB improvement from HA12163)

Share Link: