Pin Details of IC TBA120S
Substitute : A220D ,SN76620
Functions :
1.Sound IF Amplifier.
2.FM Detector.
3.A.F.Ampliefier
Pin No. | Function | Voltage |
1. | Ground( -Ve supply voltage ) | 0 |
2. | Decoupling capacitor | 1.9 |
3. | Ground( -Ve supply voltage ) | 0 |
4. | Ground( -Ve supply voltage ) | 0 |
5. | Volume control (Electronic attenuator) | 3.8 |
6. | FM Detector | - |
7. | FM Detector | 3.3 |
8. | Audio output | 4 |
9. | FM Detector | 3.3 |
10. | FM Detector | - |
11. | Positive (+ Ve supply voltage) | 11 |
12. | Ground (+ Ve supply voltage) | 0 |
13. | Decoupling capacitor | 1.9 |
14. | Sound I.F. Input(5.5 Mhz.) | 1.9 |