Pin Details of IC LA7806
Functions :
- Sinc separator
- AFC
- Horizontal and vertical oscillator
- Vertical driver and blanking generator
Pin No. | Function | Voltage |
1. | Horizontal AFC output(15625Hz)for horizontal oscillator | 5.8 |
2. | Horizontal frequency(15625Hz) adjust (H-hold) | 0.4 |
3. | Hrizontal oscillator output(15625Hz) | 0.5 |
4. | Ground(-Ve supply voltage) | 0 |
5. | Ground(-Ve supply voltage) | 0 |
6. | Vertical output(50Hz) | 0.6 |
7. | Vertical heigh control (amplitute adjust) | 2.4 |
8. | Negative feedback output to input | 0.9 |
9. | Vertical blanking (flyback)signal output (50Hz) | 2.8 |
10. | Vertical oscillator frequency(50Hz)adjust(V-Hold) | 6.1 |
11. | Vertical sync (50Hz)input to vertical oscillator | 0.5 |
12. | Positive(+Ve)supply voltage | 11.7 |
13. | Vertical sinc signal output from sync separator | 0.3 |
14. | Composite video signal input to sync separator | 10.6 |
15. | Start positive (+Ve) supply voltage | 12.4 |
16. | Horizontal flyback (flyback)pulse(15625Hz)input | 4.1 |