Description
HA12163 series are silicon monolithic bipolar IC providing Dolby noise reduction system
, music sensor and PB equalizer system in one chip.
PB equalizer × 2 channel
Dolby B-NR × 2 channel
Music sensor × 1 channel
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.
HA12165_HitachiSemiconductor.pdf
