Datasheet Summary
DUAL RECORDING/PLAYBACK PREAMPLIFIER CIRCUIT WITH ALC
DESCRIPTION
The IT7312 is a monolithic integrated circuit designed for dual pre-amplifier circuit with ALC for recording/playback amplifier of cassette tape recorder.
Features
- High open loop gain
- Incorporates ALC detector circuit
- No input coupling condenser
- Low noise and current consumption
- Wide ALC range
- Wide operating voltage range: Vcc=5V~12V
- Low power on shock noise
BLOCK DIAGRAM
14 13 12 11 10
RIPPLE FILTER
AMP CH1
AMP CH2
1 234 56
8 7
I-TECH TECHNOLOGY LIMITED .it-semiconductor.
Page 1 of 4
DUAL RECORDING/PLAYBACK PREAMPLIFIER CIRCUIT WITH...