Pin Details of IC TA7661

Pin Details of IC TA7661

Functions :

  1. Video IF amplifier
  2. AGC
  3. AFC detector
  4. Video detector

Pin

No.

Function
Voltage
1.
IF signal input
5.2
2.
Decoupling capacitor for biasing
5.5
3.
AGC input to IF amplifier
5.7
4.
RF AGC output for tuner
1.1
5.
AFC output amplifier
11
6.
AFC on/off switch
11
7.
AFC sinchronous demodulator
4.4
8.
Reference amplifier
7.8.
9.
Reference amplifier
7.8
10.
AFC sinchronous demodulator(AFC phase detector)
4.4
11.
Positive(+Ve)Supply voltage terminal
11
12.
Video signal output
0.1
13.
Ground(-Ve)supply terminal
0
14.
AGC detector / VCR switch
2.2
15.
Decoupling capacitor for biasing
5.5
16.
IF signal input
5.2



 
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