138 FULL ADDER

Vaibhav
Vaibhav B
• Created on Dec 14, 2024 • 0 • 0 • 2
Edit Circuit Copy Circuit Try Yourself
138 FULL ADDER
100%

Integrated Circuits Used

74LS138 74LS20

Procedure

  1. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS138).
  2. Connect GND Port to Pin-8 (Ground) of ICBase-3 (74LS138).
  3. Connect Input-15 to Pin-4 (Input) of ICBase-3 (74LS138).
  4. Connect Pin-5 (Input) of ICBase-3 (74LS138) to Input-14.
  5. Connect Input-13 to Pin-6 (Input) of ICBase-3 (74LS138).
  6. Connect Output-15 to Pin-19 (Output) of ICBase-3 (74LS138).
  7. Connect Pin-18 (Output) of ICBase-3 (74LS138) to Output-14.
  8. Connect Output-13 to Pin-17 (Output) of ICBase-3 (74LS138).
  9. Connect Pin-16 (Output) of ICBase-3 (74LS138) to Output-12.
  10. Connect Output-11 to Pin-15 (Output) of ICBase-3 (74LS138).
  11. Connect Pin-14 (Output) of ICBase-3 (74LS138) to Output-10.
  12. Connect Output-9 to Pin-13 (Output) of ICBase-3 (74LS138).
  13. Connect Pin-7 (Output) of ICBase-3 (74LS138) to Output-8.
  14. Add IC 74LS138 into ICBase-3 (74LS138).
  15. Connect Input-0 to Pin-1 (Input) of ICBase-3 (74LS138).
  16. Connect Input-1 to Pin-2 (Input) of ICBase-3 (74LS138).
  17. Connect Input-2 to Pin-3 (Input) of ICBase-3 (74LS138).
  18. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS20).
  19. Connect Pin-20 (Input & Output) of ICBase-5 to VCC Port.
  20. Connect GND Port to Pin-7 (Input & Output) of ICBase-5.
  21. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS20).
  22. Add IC 74LS20 into ICBase-4 (74LS20).
  23. Connect Pin-18 (Output) of ICBase-3 (74LS138) to Pin-1 (Input) of ICBase-4 (74LS20).
  24. Connect Pin-17 (Output) of ICBase-3 (74LS138) to Pin-2 (Input) of ICBase-4 (74LS20).
  25. Connect Pin-15 (Output) of ICBase-3 (74LS138) to Pin-4 (Input) of ICBase-4 (74LS20).
  26. Connect Pin-7 (Output) of ICBase-3 (74LS138) to Pin-5 (Input) of ICBase-4 (74LS20).
  27. Connect Output-1 to Pin-6 (Output) of ICBase-4 (74LS20).
  28. Connect Pin-7 (Output) of ICBase-3 (74LS138) to Pin-15 (Input) of ICBase-4 (74LS20).
  29. Connect Pin-16 (Input) of ICBase-4 (74LS20) to Pin-13 (Output) of ICBase-3 (74LS138).
  30. Connect Pin-16 (Output) of ICBase-3 (74LS138) to Pin-18 (Input) of ICBase-4 (74LS20).
  31. Connect Pin-19 (Input) of ICBase-4 (74LS20) to Pin-14 (Output) of ICBase-3 (74LS138).
  32. Connect Output-0 to Pin-14 (Output) of ICBase-4 (74LS20).