Hitachi HA12211NT
HA12211NT is silicon monolithic bipolar IC providing REC equalizer system, PB equalizer system and each electronic control switch in one chip.| Part No. | HA12211NT |
|---|---|
| Datasheet | HA12211NT Download |
| Manufacturer |  Hitachi |
| Description | Audio Signal Processor |
| Buy | Stock & Price |
DESCRIPTION
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. HA12211NT Pin
DESCRIPTION
, Equivalent Circuit (VCC = 10.5V, Vref = 5.25V, Ta = 25°C, No signal, The value in the table show typical value.) Pin No. 1 2 Pin Name VCC RECOUT (L) Note V = VCC V = Vref VCC Equivalent Circuit PinDESCRIPTION
VCC Pin REC-EQ output V GND 3 4 RECOUT (R) REC-RETURN V = Vref V’ = Vref VCC REC Return I V 5 pin, 6 pin I GND 4 V’...
