Async BCD counter

Muhammed
Muhammed Rizwan
• Created on Apr 5, 2025 • 0 • 0 • 2
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Async BCD counter
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Integrated Circuits Used

74LS00 74LS76

Procedure

  1. Connect Input-11 to Pin-3 (Input) of ICBase-1 (74LS76).
  2. Connect Input-11 to Pin-8 (Input) of ICBase-1 (74LS76).
  3. Connect Input-11 to Pin-3 (Input) of ICBase-2 (74LS76).
  4. Connect Input-11 to Pin-8 (Input) of ICBase-2 (74LS76).
  5. Connect Input-13 to Pin-4 (Input) of ICBase-1 (74LS76).
  6. Connect Input-13 to Pin-20 (Input) of ICBase-1 (74LS76).
  7. Connect Input-13 to Pin-13 (Input) of ICBase-1 (74LS76).
  8. Connect Input-13 to Pin-16 (Input) of ICBase-1 (74LS76).
  9. Connect Input-13 to Pin-20 (Input) of ICBase-2 (74LS76).
  10. Connect Input-13 to Pin-16 (Input) of ICBase-2 (74LS76).
  11. Connect Clock port of 1Hz frequency to Pin-1 (Input) of ICBase-1 (74LS76).
  12. Connect Input-12 to Pin-2 (Input) of ICBase-1 (74LS76).
  13. Connect Input-12 to Pin-7 (Input) of ICBase-1 (74LS76).
  14. Connect Input-12 to Pin-2 (Input) of ICBase-2 (74LS76).
  15. Connect Input-12 to Pin-7 (Input) of ICBase-2 (74LS76).
  16. Connect GND Port to Pin-17 (Ground) of ICBase-1 (74LS76).
  17. Connect GND Port to Pin-17 (Ground) of ICBase-2 (74LS76).
  18. Connect VCC Port to Pin-5 (VCC) of ICBase-1 (74LS76).
  19. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS76).
  20. Connect Input-13 to Pin-4 (Input) of ICBase-2 (74LS76).
  21. Connect Input-13 to Pin-13 (Input) of ICBase-2 (74LS76).
  22. Connect Pin-6 (Input) of ICBase-1 (74LS76) to Pin-19 (Output) of ICBase-1 (74LS76).
  23. Connect Pin-1 (Input) of ICBase-2 (74LS76) to Pin-15 (Output) of ICBase-1 (74LS76).
  24. Connect Pin-6 (Input) of ICBase-2 (74LS76) to Pin-19 (Output) of ICBase-2 (74LS76).
  25. Connect Output-4 to Pin-15 (Output) of ICBase-2 (74LS76).
  26. Connect Output-3 to Pin-19 (Output) of ICBase-2 (74LS76).
  27. Connect Output-2 to Pin-15 (Output) of ICBase-1 (74LS76).
  28. Connect Output-1 to Pin-19 (Output) of ICBase-1 (74LS76).
  29. Connect Pin-1 (Input) of ICBase-3 (74LS00) to Pin-15 (Output) of ICBase-2 (74LS76).
  30. Connect Pin-2 (Input) of ICBase-3 (74LS00) to Pin-15 (Output) of ICBase-1 (74LS76).
  31. Connect Output-8 to Pin-3 (Output) of ICBase-3 (74LS00).
  32. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS00).
  33. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS00).
  34. Connect Pin-3 (Input) of ICBase-2 (74LS76) to Pin-3 (Output) of ICBase-3 (74LS00).
  35. Connect Pin-8 (Input) of ICBase-2 (74LS76) to Pin-3 (Output) of ICBase-3 (74LS00).
  36. Connect Pin-3 (Input) of ICBase-1 (74LS76) to Pin-3 (Output) of ICBase-3 (74LS00).
  37. Connect Pin-8 (Input) of ICBase-1 (74LS76) to Pin-3 (Output) of ICBase-3 (74LS00).
  38. Add IC 74LS00 into ICBase-3 (74LS00).
  39. Add IC 74LS76 into ICBase-1 (74LS76).
  40. Add IC 74LS76 into ICBase-2 (74LS76).