1:4 DEMUX

Suhail
Suhail Nassar
• Created on Sep 8, 2021 • 0 • 0 • 2
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1:4 DEMUX
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Integrated Circuits Used

74LS21 74LS04

Procedure

  1. Add IC 74LS21 into ICBase-1 (74LS21).
  2. Add IC 74LS04 into ICBase-3 (74LS04).
  3. Connect Pin-1 (Input) of ICBase-3 (74LS04) to Input-15.
  4. Connect Pin-3 (Input) of ICBase-3 (74LS04) to Input-14.
  5. Connect Pin-5 (Input) of ICBase-3 (74LS04) to Input-13.
  6. Connect Pin-1 (Input) of ICBase-1 (74LS21) to Pin-2 (Output) of ICBase-3 (74LS04).
  7. Connect Pin-2 (Input) of ICBase-1 (74LS21) to Pin-4 (Output) of ICBase-3 (74LS04).
  8. Connect Pin-4 (Input) of ICBase-1 (74LS21) to Pin-6 (Output) of ICBase-3 (74LS04).
  9. Connect Pin-5 (Input) of ICBase-1 (74LS21) to Input-12.
  10. Connect Output-15 to Pin-6 (Output) of ICBase-1 (74LS21).
  11. Connect Pin-19 (Input) of ICBase-2 (74LS21) to Pin-2 (Output) of ICBase-3 (74LS04).
  12. Connect Pin-1 (Input) of ICBase-2 (74LS21) to Pin-2 (Output) of ICBase-3 (74LS04).
  13. Connect Pin-18 (Input) of ICBase-1 (74LS21) to Pin-4 (Output) of ICBase-3 (74LS04).
  14. Connect Pin-16 (Input) of ICBase-1 (74LS21) to Input-13.
  15. Connect Pin-15 (Input) of ICBase-1 (74LS21) to Input-12.
  16. Connect Output-14 to Pin-14 (Output) of ICBase-1 (74LS21).
  17. Connect Pin-2 (Input) of ICBase-2 (74LS21) to Input-14.
  18. Connect Pin-18 (Input) of ICBase-2 (74LS21) to Input-14.
  19. Connect Pin-4 (Input) of ICBase-2 (74LS21) to Pin-6 (Output) of ICBase-3 (74LS04).
  20. Connect Pin-16 (Input) of ICBase-2 (74LS21) to Input-13.
  21. Connect Pin-5 (Input) of ICBase-2 (74LS21) to Input-12.
  22. Connect Pin-15 (Input) of ICBase-2 (74LS21) to Input-12.
  23. Connect Output-13 to Pin-6 (Output) of ICBase-2 (74LS21).
  24. Connect Output-12 to Pin-14 (Output) of ICBase-2 (74LS21).
  25. Connect Pin-20 (VCC) of ICBase-3 (74LS04) to VCC Port.
  26. Connect Pin-20 (VCC) of ICBase-2 (74LS21) to VCC Port.
  27. Connect Pin-20 (VCC) of ICBase-1 (74LS21) to VCC Port.
  28. Connect Pin-7 (Ground) of ICBase-3 (74LS04) to GND Port.
  29. Connect Pin-7 (Ground) of ICBase-2 (74LS21) to GND Port.
  30. Connect Pin-7 (Ground) of ICBase-1 (74LS21) to GND Port.
  31. Add IC 74LS21 into ICBase-2 (74LS21).
  32. Connect Pin-19 (Input) of ICBase-1 (74LS21) to Pin-2 (Output) of ICBase-3 (74LS04).