3 Bit Asynchronous Down Counter

Shrikant
Shrikant Gobre
• Created on Jan 16, 2022 • 0 • 0 • 1
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3 Bit Asynchronous Down Counter
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Integrated Circuits Used

74LS76

Procedure

  1. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS76).
  2. Connect GND Port to Pin-17 (Ground) of ICBase-2 (74LS76).
  3. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS76).
  4. Connect GND Port to Pin-17 (Ground) of ICBase-3 (74LS76).
  5. Connect VCC Port to Pin-5 (VCC) of ICBase-4 (74LS76).
  6. Connect GND Port to Pin-17 (Ground) of ICBase-4 (74LS76).
  7. Connect VCC Port to Pin-2 (Input) of ICBase-2 (74LS76).
  8. Connect VCC Port to Pin-3 (Input) of ICBase-2 (74LS76).
  9. Connect VCC Port to Pin-7 (Input) of ICBase-2 (74LS76).
  10. Connect VCC Port to Pin-8 (Input) of ICBase-2 (74LS76).
  11. Connect VCC Port to Pin-2 (Input) of ICBase-3 (74LS76).
  12. Connect VCC Port to Pin-3 (Input) of ICBase-3 (74LS76).
  13. Connect VCC Port to Pin-7 (Input) of ICBase-3 (74LS76).
  14. Connect VCC Port to Pin-8 (Input) of ICBase-3 (74LS76).
  15. Connect VCC Port to Pin-2 (Input) of ICBase-4 (74LS76).
  16. Connect VCC Port to Pin-3 (Input) of ICBase-4 (74LS76).
  17. Connect VCC Port to Pin-7 (Input) of ICBase-4 (74LS76).
  18. Connect VCC Port to Pin-8 (Input) of ICBase-4 (74LS76).
  19. Connect Pin-4 (Input) of ICBase-2 (74LS76) to Input-3.
  20. Connect Input-3 to Pin-20 (Input) of ICBase-2 (74LS76).
  21. Connect Pin-4 (Input) of ICBase-3 (74LS76) to Input-3.
  22. Connect Input-3 to Pin-20 (Input) of ICBase-3 (74LS76).
  23. Connect Pin-4 (Input) of ICBase-4 (74LS76) to Input-3.
  24. Connect Input-3 to Pin-20 (Input) of ICBase-4 (74LS76).
  25. Connect Manual clock Port to Pin-1 (Input) of ICBase-2 (74LS76).
  26. Connect Output-2 to Pin-19 (Output) of ICBase-2 (74LS76).
  27. Connect Pin-1 (Input) of ICBase-3 (74LS76) to Pin-18 (Output) of ICBase-2 (74LS76).
  28. Connect Output-3 to Pin-19 (Output) of ICBase-3 (74LS76).
  29. Connect Output-4 to Pin-19 (Output) of ICBase-4 (74LS76).
  30. Connect Pin-1 (Input) of ICBase-4 (74LS76) to Pin-18 (Output) of ICBase-3 (74LS76).
  31. Add IC 74LS76 into ICBase-2 (74LS76).
  32. Add IC 74LS76 into ICBase-3 (74LS76).
  33. Add IC 74LS76 into ICBase-4 (74LS76).