Pin Details of IC CX 175
Functions :
- Gain controlled amplifier
- B-Y and R-Y multipier
- 2nd limiter and top limiter
- Pulse shaper and killer circuit
| Pin No. | Function | Voltage |
| 1. | Top limiter | 11.1 |
| 2. | 2nd limiter and switches | 2.4 |
| 3. | 2nd limiter and switches | 0.3 |
| 4. | R-Y Multiplier | 6.3 |
| 5. | R-Y Multiplier | 6.3 |
| 6. | R-Y Multiplier | 12 |
| 7. | Positive(+Ve supply voltage) | 12 |
| 8. | R-Y output | 5.6 |
| 9. | Ground(-Ve supply voltage) | 0 |
| 10. | Pulse shaper input | 0.6 |
| 11. | Clamp capacitor | 5.8 |
| 12. | automatic stereo/mono switch | 7.1 |
| 13. | Bias coupling | 5.8 |
| 14. | Sampling integartor output | 6.5 |
| 15. | Killer output | 12 |
| 16. | Sampling output | 6.9 |
| 17. | B-Y signal output | 5.6 |
| 18. | Positive (+Ve supply voltage) | 12. |
| 19. | Picture matrix input | 3.7 |
| 20. | Decoupling capacitor for biasing | 12 |
| 21. | Decoupling capacitor for biasing | 6.3 |
| 22. | Not Connected | - |
| 23. | Top limiter input | 2.7 |
| 24. | Top limiter input | 2.7 |
