Pin Details of IC KA2912
Substitute : uPC1366
Functions :
- Video IF amplifier
- Video detector
- Video amplifier
- AGC generator
Pin No. | Functions | Voltage |
1. | Video detector | 8.9 |
2. | Flyback (blanking)pulse 15625Hz. input for IF AGC generator | 1 |
3. | Composite video signal output | 3.2 |
4. | AFC time constant | 1.9 |
5. | RF AGC adjustment | 6.3 |
6. | Delayed AGC control voltage output to tuner | 3.6 |
7. | Positive(+Ve)supply voltage Vcc1 | 11 |
8. | Video IF input | 5.7 |
9. | Video IF input | 5.7 |
10. | Video IF amplifier | 5.7 |
11. | Video IF amplifier | 5.8 |
12. | Positive(+Ve)supply voltage Vcc2 | 7.3 |
13. | Ground (-Ve)supply voltage | 0 |
14. | Video detector | 8.9 |
