Pin Details of IC KA2915

Pin Details of IC KA2915

Substitute: AN5151(N)

Function:

  1. Vision IF ampliefier and video detector
  2. RF AGC and IF AGC
  3. Tuner AFC
  4. Video pre-amplifier and noise canceller
  5. Sound IF amplifier and detector
  6. Audio pre-amplifier
  7. Sync separactor
  8. Vertical trigger
  9. Vertical oscillator and driver
  10. Horizontal AFC
  11. Horizontal oscillator and output
Pin No.
Function
Voltage
1.
IF amplifier,input
4.8
2.
RF AGC control(Delayed AGC)
6.2
3.
RF AGC output for tuner (delayed AGC)
2
4.
IF AGC (keyed AGC)
2.4
5.
Video signal,output
4.8
6.
Sync separactor,input
6.4
7.
Sound IF amplifier,input
2.8
8.
Sound IF amplifier
3.2
9.
FM detector tuned circuit
4.5
10.
FM detector tuned circuit
4.5
11.
Audio signal output
3.2
12.
AGC control voltage for tuner
1.6
13.
Tuner AFT
2.6
14.
Video detector
6.8
15.
Video detector
6.8
16.
Start supply voltage (positive terminal)
10
17.
15625Hz. frequency,output
1.2
18.
Horizontal oscillator(15625Hz.)
6.2
19.
Horizontal AFC output(15625Hz.)
2.8
20.
Positive(+Ve)Suplly voltage
10
21.
Ground (-Ve)suplly voltage
0
22.
Horizontal AFC
2.4
23.
Sandcastle pulse,output
0.2
24.
Vertical oscillator(50Hz)
5.6
25.
Vertical oscillator,feeback
0.4
26.
50HZ.frequency output
3.2
27.
Over voltage protection
0
28.
IF amplifiers input
4.8


 
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