HA12207NT Overview
HA12207NT is silicon monolithic bipolar IC providing PB equalizer, REC equalizer system and each electronic control switch in one chip. Functions PB equalizer REC equalizer REC MUTE REC head return switch × 2 channel × 2 channel Each electronic control switch to change REC/PB etc.
HA12207NT Key Features
- REC equalizer is very small number of external parts, built-in 2 types of frequency characteristics
- REC /PB of high speed mode are possible with TYPE 1(Normal tape)
- Controllable from direct micro-puter output
- Available to reduce substrate-area because of high integration and small external parts
- As the pins arrangement resembles HA12185NT, it can design the board that is replaced with HA12185NT
- PB-IN 10k V 10k GND V' VCC
- R-ch 120µ
- Ain active
- Return SW ON
- REC OUT active