Full Substractor Using Decoder 74138

TANMAY
TANMAY BOBADE
• Created on Dec 13, 2023 • 0 • 0 • 2
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Full Substractor Using Decoder 74138
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Integrated Circuits Used

74LS138 74LS00

Procedure

  1. Add IC 74LS138 into ICBase-1 (74LS138).
  2. Add IC 74LS00 into ICBase-2 (74LS00).
  3. Add IC 74LS00 into ICBase-3 (74LS00).
  4. Connect Input-0 to Pin-3 (Input) of ICBase-1 (74LS138).
  5. Connect Input-1 to Pin-2 (Input) of ICBase-1 (74LS138).
  6. Connect Input-2 to Pin-1 (Input) of ICBase-1 (74LS138).
  7. Connect GND Port to Pin-4 (Input) of ICBase-1 (74LS138).
  8. Connect GND Port to Pin-5 (Input) of ICBase-1 (74LS138).
  9. Connect VCC Port to Pin-6 (Input) of ICBase-1 (74LS138).
  10. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74LS138).
  11. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS138).
  12. Connect Pin-1 (Input) of ICBase-2 (74LS00) to Pin-18 (Output) of ICBase-1 (74LS138).
  13. Connect Pin-2 (Input) of ICBase-2 (74LS00) to Pin-17 (Output) of ICBase-1 (74LS138).
  14. Connect Pin-4 (Input) of ICBase-2 (74LS00) to Pin-3 (Output) of ICBase-2 (74LS00).
  15. Connect Pin-5 (Input) of ICBase-2 (74LS00) to Pin-3 (Output) of ICBase-2 (74LS00).
  16. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS00).
  17. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS00).
  18. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS00).
  19. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS00).
  20. Connect Pin-19 (Input) of ICBase-2 (74LS00) to Pin-15 (Output) of ICBase-1 (74LS138).
  21. Connect Pin-18 (Input) of ICBase-2 (74LS00) to Pin-7 (Output) of ICBase-1 (74LS138).
  22. Connect Pin-16 (Input) of ICBase-2 (74LS00) to Pin-17 (Output) of ICBase-2 (74LS00).
  23. Connect Pin-15 (Input) of ICBase-2 (74LS00) to Pin-17 (Output) of ICBase-2 (74LS00).
  24. Connect Pin-1 (Input) of ICBase-3 (74LS00) to Pin-6 (Output) of ICBase-2 (74LS00).
  25. Connect Pin-2 (Input) of ICBase-3 (74LS00) to Pin-14 (Output) of ICBase-2 (74LS00).
  26. Connect Output-1 to Pin-3 (Output) of ICBase-3 (74LS00).
  27. Connect Pin-4 (Input) of ICBase-3 (74LS00) to Pin-16 (Output) of ICBase-1 (74LS138).
  28. Connect Pin-5 (Input) of ICBase-3 (74LS00) to Pin-7 (Output) of ICBase-1 (74LS138).
  29. Connect Pin-19 (Input) of ICBase-3 (74LS00) to Pin-6 (Output) of ICBase-3 (74LS00).
  30. Connect Pin-18 (Input) of ICBase-3 (74LS00) to Pin-6 (Output) of ICBase-3 (74LS00).
  31. Connect Pin-16 (Input) of ICBase-3 (74LS00) to Pin-17 (Output) of ICBase-3 (74LS00).
  32. Connect Pin-15 (Input) of ICBase-3 (74LS00) to Pin-6 (Output) of ICBase-2 (74LS00).
  33. Connect Output-0 to Pin-14 (Output) of ICBase-3 (74LS00).
  34. Connect VCC Port to ICBase-2 (74LS00).