Hitachi HA12167FB
HA12167FB/HA12169FB is silicon monolithic bipolar IC providing REC volume system, Level meter system and Dolby noise reduction system in one chip.| Part No. | HA12167FB |
|---|---|
| Datasheet | HA12167FB Download |
| Manufacturer |  Hitachi |
| Description | Audio Signal Processor |
| Buy | Stock & Price |
DESCRIPTION
Functions● REC equalizer
● Equalizer volume
● Dolby B/C NR
● REC/PB input electronic volume
● Level Meter
● DAC for adjusting bias × 2 channel × 2 channel × 2 channel × 2 channel × 2 channel × 2 channel
FEATURES
● Available to create characteristics of REC equalizer by changing external resistor, no coil● Equalizer volume is available to calibrate recording automatically with micro-controller
● Electronic volume built-in is available to set the level of recording and play back automatically with micro-controller
● 4 types of input (3 out of 4 are by way of electronic volume)
● Input electronic control switching is irrelevant to REC/PB electronic control switching
● Dolby noise reduction system is available with double cassette decks (Unprocessed signal output available from recording out terminals during PB mode)
● Log-compressed level meter output is range from 0 V to 5 V (Usable as music search switchable gain of 0 dB and 20 dB respectively)
● Normal-speed/high-speed, n...
