Pin Details of IC KA2911
Substitute : TA7607AP ,TDA2544 ,TA7600
Functions :
- Video IF amplifier
- AGC
- AGC detector
- Video detector
Pin No. | Functions | Voltage |
1. | IF input | 5.2 |
2. | Decoupling capacitor for biasing | 5.5 |
3. | AGC input to IF amplifier | 5.7 |
4. | RF AGC output to tuner (delay AGC) | 2.5 |
5. | AFC output amplifier | 7.3 |
6. | AFC on/off switch | 6.6 |
7. | AFC synchronous demodulator | 3.8 |
8. | Reference amplifier | 7.8 |
9. | Reference amplifier | 7.8 |
10. | AFC syncronous demodulator (AFC phase detector) | 3.8 |
11. | Positive(+Ve)supply voltage | 11 |
12. | Video signal output | 3.8 |
13. | Ground(-Ve)supply voltage | 0 |
14. | AGC Detector/VCR switch | 7.4 |
15. | Decoupling capacitor for biasing | 5.5 |
16. | IF input | 5.2 |