HA12211 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HA12211

Audio Signal Processor for Cassette Deck (Deck 1 Chip)

Hitachi -> Renesas Electronics 

HA12211NT

Audio Signal Processor for Cassette Deck (Deck 1 Chip)

ADE-207-223A (Z)

2nd. Edition

June 1997

Description

HA12211NT is silicon monolithic bipolar IC providing REC equalizer system, PB equalizer system and

each electronic control switch in one chip.

Functions

• PB equalizer × 2 channel

• REC equalizer × 2 channel

• Each electronical control switch to change equalizer characteristics

• REC mute

• REC head return switch

Features

• REC equalizer is very small number of external parts.(4 types of frequency characteristics built-in)

• PB equalizer built-in. (A/B input changing system, 4 types of frequency characteristics)

• Independent PB sensitivity for A deck, B deck.

• Normal-speed/high-speed, normal tape/chrome tape switching built-in.

• Controllable from direct micro-computer output.

• Available to reduce substrate-area because of high integration and small external parts.

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