Datasheet Details
| Part number | HA12221F |
|---|---|
| Manufacturer | Hitachi Semiconductor (now Renesas) |
| File Size | 343.09 KB |
| Description | Audio Signal Processor |
| Datasheet |
 HA12221F Datasheet
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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.
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.