PIN Details of IC CA 1190
Substitute : TDA3190, TDA 1190, TDA 11190 Z.
Functions:
- Sound IF limiter amplifier
- Low pass filter
- FM detector
- DC volume control
- AF Pre-amplifier
- AF output
| Pin No. | Function | Voltage |
| 1. | Sound IF input | 2.5 |
| 2. | Sound IF Decoupling | 2.5 |
| 3. | Sound IF Decoupling | 2.5 |
| 4. | Ground (-Ve supply voltage ) | 0 |
| 5. | Ground (-Ve supply voltage ) | 0 |
| 6. | FM detatector (tank circuit) | 2 |
| 7. | FM detatector (tank circuit) | 2 |
| 8. | DC volume control | 2 |
| 9. | Audio frequency feedback | 10 |
| 10. | Conpensation for sound quality | 0.2 |
| 11. | Audio frequency output | 10 |
| 12. | Ground (-Ve supply voltage ) | 0 |
| 13. | Ground (-Ve supply voltage ) | 0 |
| 14. | Positive (+Ve supply voltage ) | 24 |
| 15. | Ripple rejection | 10 |
| 16. | De-emphasis (frequency attenuator) | 2.5 |
