Pin Details of IC AN5250

Pin Details of AN5250

Functions :

  1. Sound IF amplifier
  2. FM Detector
  3. DC volume Control and Audio output Circuit
PIN No. Function Voltage
1. FM Detector Frequency determining circuit(SIF output) 3.8
2. FM Detector Frequency determining circuit 3.8
3. Regulated power supply(Vcc1) 11
4. Audio signal output from FM detector 9.7
5. DC volume control (AF input) 0
6. DC volume control 11
7. Positive (+Ve)supply voltage (Vcc2) 16
8. Audio signal output 7.8
9. Ground (-Ve)suplly voltage 0
10. Negative feedback (output to input for audio amplifier) 7.8
11. Decoupling capacitor for audio amplifier(filter) 6.9
12. Audio signal input to audio amplifier 7.6
13. Audio signal output from DC volume control(variable output ) 7.4
14. 55MHz intercarrier sound signal input 7.4
15. Sound IF amplifier 2.0
16. Ground (-Ve supply voltage) 0


 
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