7490

Rasika
Rasika Mane
• Created on Nov 25, 2024 • 0 • 0 • 2
Edit Circuit Copy Circuit Try Yourself
7490
100%

Integrated Circuits Used

74LS90 74LS21

Procedure

  1. Add IC 74LS90 into ICBase-2 (74LS90).
  2. Add IC 74LS90 into ICBase-3 (74LS90).
  3. Connect VCC Port to Pin-5 (VCC) of ICBase-2 (74LS90).
  4. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS90).
  5. Connect GND Port to Pin-16 (Ground) of ICBase-2 (74LS90).
  6. Connect GND Port to Pin-16 (Ground) of ICBase-3 (74LS90).
  7. Connect Pin-1 (Input) of ICBase-2 (74LS90) to Pin-18 (Output) of ICBase-2 (74LS90).
  8. Connect Pin-20 (Input) of ICBase-3 (74LS90) to Manual clock Port.
  9. Connect Pin-18 (Output) of ICBase-3 (74LS90) to Pin-1 (Input) of ICBase-3 (74LS90).
  10. Connect Pin-20 (Input) of ICBase-2 (74LS90) to Pin-17 (Output) of ICBase-3 (74LS90).
  11. Connect GND Port to Pin-6 (Input) of ICBase-3 (74LS90).
  12. Connect GND Port to Pin-7 (Input) of ICBase-3 (74LS90).
  13. Connect GND Port to Pin-6 (Input) of ICBase-2 (74LS90).
  14. Connect GND Port to Pin-7 (Input) of ICBase-2 (74LS90).
  15. Add IC 74LS21 into ICBase-4 (74LS21).
  16. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS21).
  17. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS21).
  18. Connect Pin-1 (Input) of ICBase-4 (74LS21) to Pin-14 (Output) of ICBase-3 (74LS90).
  19. Connect Pin-2 (Input) of ICBase-4 (74LS21) to Pin-15 (Output) of ICBase-3 (74LS90).
  20. Connect Pin-4 (Input) of ICBase-4 (74LS21) to Pin-18 (Output) of ICBase-2 (74LS90).
  21. Connect Pin-17 (Output) of ICBase-2 (74LS90) to Pin-5 (Input) of ICBase-4 (74LS21).
  22. Connect Pin-2 (Input) of ICBase-2 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS21).
  23. Connect Pin-3 (Input) of ICBase-2 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS21).
  24. Connect Pin-2 (Input) of ICBase-3 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS21).
  25. Connect Pin-3 (Input) of ICBase-3 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS21).
  26. Connect Output-0 to Pin-18 (Output) of ICBase-3 (74LS90).
  27. Connect Pin-15 (Output) of ICBase-3 (74LS90) to Output-1.
  28. Connect Pin-14 (Output) of ICBase-3 (74LS90) to Output-2.
  29. Connect Pin-17 (Output) of ICBase-3 (74LS90) to Output-3.
  30. Connect Pin-18 (Output) of ICBase-2 (74LS90) to Output-6.
  31. Connect Pin-15 (Output) of ICBase-2 (74LS90) to Output-7.
  32. Connect Pin-14 (Output) of ICBase-2 (74LS90) to Output-8.
  33. Connect Pin-17 (Output) of ICBase-2 (74LS90) to Output-9.