PIN Details of IC CA 3052
Substitute : LA 1352, MC 1352, TA 7074
Functions: IF Amplifier and AGC Amplifier
| Pin No. | Function | Voltage |
| 1. | IF signal input | 3.4 |
| 2. | Decoupling capacitor for biasing | 3.4 |
| 3. | Ground (-Ve supply voltage ) | 0 |
| 4. | Ground (-Ve supply voltage ) | 0 |
| 5. | Horizontal flyback (blanking)pulse input (15625Hz.) | 0.5 |
| 6. | Feedback(output to input )signal input for AGC AMPLIFIER | 2.7 |
| 7. | IF signal output | 10.3 |
| 8. | IF signal output | 10.3 |
| 9. | AGC time constant circuit | 6.9 |
| 10. | IF AGC control | 1.9 |
| 11. | Positive (+Ve)supply voltage | 10.3 |
| 12. | RF-AGC output for tuner | 3.3 |
| 13. | RF AGC Control | 5.8 |
| 14. | By pass capacitor | 5.2 |
