m(0,3,5,9)using decoder

Vidyadhar Nayak S
Vidyadhar Nayak S
• Created on Oct 26, 2025 • 0 • 0 • 1
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m(0,3,5,9)using decoder
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Integrated Circuits Used

74LS138

Procedure

  1. Add IC 74LS138 into ICBase-2 (74LS138).
  2. Add IC 74LS138 into ICBase-3 (74LS138).
  3. Connect VCC Port to Pin-20 (Input & Output) of ICBase-1.
  4. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS138).
  5. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS138).
  6. Connect Pin-1 (Input & Output) of ICBase-1 to Input-0.
  7. Connect Input-0 to Pin-2 (Input & Output) of ICBase-1.
  8. Connect Input-0 to Pin-4 (Input & Output) of ICBase-1.
  9. Connect Input-0 to Pin-5 (Input & Output) of ICBase-1.
  10. Connect Pin-6 (Input) of ICBase-2 (74LS138) to Pin-6 (Input & Output) of ICBase-1.
  11. Connect Input-0 to Pin-6 (Input) of ICBase-3 (74LS138).
  12. Connect Pin-3 (Input) of ICBase-2 (74LS138) to Input-1.
  13. Connect Pin-2 (Input) of ICBase-2 (74LS138) to Input-2.
  14. Connect Pin-1 (Input) of ICBase-2 (74LS138) to Input-3.
  15. Connect Input-1 to Pin-3 (Input) of ICBase-3 (74LS138).
  16. Connect Input-2 to Pin-2 (Input) of ICBase-3 (74LS138).
  17. Connect Input-3 to Pin-1 (Input) of ICBase-3 (74LS138).
  18. Connect GND Port to Pin-7 (Input & Output) of ICBase-1.
  19. Connect GND Port to Pin-8 (Ground) of ICBase-2 (74LS138).
  20. Connect GND Port to Pin-8 (Ground) of ICBase-3 (74LS138).
  21. Connect GND Port to Pin-4 (Input) of ICBase-2 (74LS138).
  22. Connect GND Port to Pin-5 (Input) of ICBase-2 (74LS138).
  23. Connect GND Port to Pin-4 (Input) of ICBase-3 (74LS138).
  24. Connect GND Port to Pin-5 (Input) of ICBase-3 (74LS138).
  25. Connect Pin-19 (Input & Output) of ICBase-1 to Pin-19 (Output) of ICBase-2 (74LS138).
  26. Connect Pin-18 (Input & Output) of ICBase-1 to Pin-16 (Output) of ICBase-2 (74LS138).
  27. Connect Pin-16 (Input & Output) of ICBase-1 to Pin-14 (Output) of ICBase-2 (74LS138).
  28. Connect Pin-15 (Input & Output) of ICBase-1 to Pin-18 (Output) of ICBase-3 (74LS138).
  29. Connect Output-10 to Pin-14 (Input & Output) of ICBase-1.