7a. 4:1 MUX using NAND gates

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• Created on Feb 7, 2025 • 0 • 0 • 2
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7a. 4:1 MUX using NAND gates
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Integrated Circuits Used

74LS00 74LS20

Procedure

  1. Add IC 74LS00 into ICBase-1 (74LS00).
  2. Add IC 74LS20 into ICBase-2 (74LS20).
  3. Add IC 74LS20 into ICBase-3 (74LS20).
  4. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS00).
  5. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS20).
  6. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS20).
  7. Add IC 74LS20 into ICBase-4 (74LS20).
  8. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS00).
  9. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS20).
  10. Connect Pin-7 (Ground) of ICBase-3 (74LS20) to GND Port.
  11. Connect Input-2 to Pin-1 (Input) of ICBase-1 (74LS00).
  12. Connect Pin-2 (Input) of ICBase-1 (74LS00) to Input-2.
  13. Connect Input-1 to Pin-4 (Input) of ICBase-1 (74LS00).
  14. Connect Pin-5 (Input) of ICBase-1 (74LS00) to Input-1.
  15. Connect Input-0 to Pin-15 (Input) of ICBase-1 (74LS00).
  16. Connect Pin-16 (Input) of ICBase-1 (74LS00) to Input-0.
  17. Connect Pin-1 (Input) of ICBase-2 (74LS20) to Pin-3 (Output) of ICBase-1 (74LS00).
  18. Connect Pin-2 (Input) of ICBase-2 (74LS20) to Pin-6 (Output) of ICBase-1 (74LS00).
  19. Connect Pin-4 (Input) of ICBase-2 (74LS20) to Pin-14 (Output) of ICBase-1 (74LS00).
  20. Connect Pin-5 (Input) of ICBase-2 (74LS20) to Input-7.
  21. Connect Pin-1 (Input) of ICBase-4 (74LS20) to Pin-6 (Output) of ICBase-2 (74LS20).
  22. Connect Pin-19 (Input) of ICBase-2 (74LS20) to Pin-3 (Output) of ICBase-1 (74LS00).
  23. Connect Pin-18 (Input) of ICBase-2 (74LS20) to Input-1.
  24. Connect Pin-14 (Output) of ICBase-1 (74LS00) to Pin-16 (Input) of ICBase-2 (74LS20).
  25. Connect Input-6 to Pin-15 (Input) of ICBase-2 (74LS20).
  26. Connect Pin-2 (Input) of ICBase-4 (74LS20) to Pin-14 (Output) of ICBase-2 (74LS20).
  27. Connect Pin-1 (Input) of ICBase-3 (74LS20) to Input-2.
  28. Connect Pin-6 (Output) of ICBase-1 (74LS00) to Pin-2 (Input) of ICBase-3 (74LS20).
  29. Connect Pin-14 (Output) of ICBase-1 (74LS00) to Pin-4 (Input) of ICBase-3 (74LS20).
  30. Connect Input-5 to Pin-5 (Input) of ICBase-3 (74LS20).
  31. Connect Pin-4 (Input) of ICBase-4 (74LS20) to Pin-6 (Output) of ICBase-3 (74LS20).
  32. Connect Pin-19 (Input) of ICBase-3 (74LS20) to Input-2.
  33. Connect Pin-18 (Input) of ICBase-3 (74LS20) to Input-1.
  34. Connect Pin-14 (Output) of ICBase-1 (74LS00) to Pin-16 (Input) of ICBase-3 (74LS20).
  35. Connect Input-4 to Pin-15 (Input) of ICBase-3 (74LS20).
  36. Connect Pin-5 (Input) of ICBase-4 (74LS20) to Pin-14 (Output) of ICBase-3 (74LS20).
  37. Connect Output-0 to Pin-6 (Output) of ICBase-4 (74LS20).
  38. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS20).
  39. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS20).