Hitachi HA12226F
The HA12226F/HA12227F are silicon monolithic bipolar IC providing Dolby noise reduction system* , music sensor system, REC equalizer system and each electronic control switch in one chip. The HA12227F is not built-in Dolby B-NR.| Part No. | HA12226F |
|---|---|
| Datasheet | HA12226F Download |
| Manufacturer |  Hitachi |
| Description | Audio Signal Processor |
| Buy | Stock & Price |
DESCRIPTION
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. The HA12227F is not built-in Dolby B-NR. 1 Functions● Dolby B-NR*
● Music sensor
● Pass amp. 2 × 2 channel × 2 channel × 1 channel × 2 channel
● REC equalizer
● Each electronic control switch to change REC equalizer, bias, etc. Note: 2. The HA12227F is not built-in Dolby B-NR.
FEATURES
● REC equalizer is very small number of external parts and have 4 types of frequency characteristics built-in.● 2 types of input for PB, 1 type of input for REC.
● 70µ - PB equalizer changing system built-in.
● Dolby NR* with dubbing double cassette decks. Unprocessed signal output available from recording out terminals during PB mode. 2
● Provide stable music sensor system, available to design music sensing time and level.
● Controllable from direct micro-computer output.
● Bias oscillator control switch built-in.
● NR ON / OFF and REC / PB fully electronic control switching built-in.
