Pin Details of IC TDA1940 and TDA1950

Pin Details of IC TDA1940 and Pin Details of IC TDA1950

Functions :
  • Sync separator
  • Phase comprator or AFC
  • Voltage controlled horizontal oscillator
  • Bar horizontal output (Pre-amplifier)
  • Send castle pulse generator
  • Muting circuit
Pin
No.
Function Voltage
1. Ground(-Ve supply voltage) 0
2. Horizontal drive pulse output(15625Hz) 1.8
3. Flyback(Reference)pulse input from EHT(15625 Hz) 11
4. Sand castle pulse output 1.8
5. Switch over input VCR operation 2
6. Output of time constant switching stage for phase comprator-1 -
7. Muting output (sound) 0.7
8. Reference pin vertical sync separator 6
9. Vertical sync output (50Hz) 1.5
10. Video porch clamp level 3.8
11. Sync separator input 3
12. Horizontal frequency adjust (15625 Hz) 7.3
13. Out phase comparator 6
14. Positive supply (+Ve terminal) 12
15. Horizontal oscillator capacitor(15625Hz) 6
16. Horizontal oscillator resistor(15625 Hz) 6.1
17. Phase shift (phase correction input) 5.3
18. Vertical flyback (blanking) pulse input(50Hz) -6.5


 
© 2007-2010 Pin Details of IC A - TDA All rights reserved to AntennaFundamental. by Bee Buzz News
Template by: skebber