HA12211NT Renesas Electronics Corporation., HA12211NT Datasheet - Page 3

• Manufacturer Part Number: HA12211NT
• Description: Audio Signal Processor For Cassette Deck Deck 1 Chip
• Manufacturer: Renesas Electronics Corporation.

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.