Description
Pin No.
Power supply for REC + B.
Connect to VCC (pin 7).
2
〈REC TC〉
REC + B time constant.
Use to adjust the REC + B rise time using the C value.
The effect of current spikes when recording is started is reduced
REC: 0.9V PB: 0V
REC 20k
3
〈HSWP IN〉
Pulse input for head switching.
ch1: H, c
Features
- REC MUTE and OVER REC functions. The playback system has a high-gain preamplifier, a low- offset head switch, VCA, and an EP-gain amplifier. In addition, all functions operate off a single 5V supply, and a H / L control system eliminates the need for special power supplies for the recording and playback systems. The IC has low power consumpution, and comes in a compact 32-pin SSOP-A package that requires little area on the PCB. It will improve the reliability and performance of your designs whil.
BA7746S Datasheet
