Decoder subtractor

LDCO
LDCO PICT
• Created on Jan 3, 2023 • 0 • 0 • 3
Edit Circuit Copy Circuit Try Yourself
Decoder subtractor
100%

Integrated Circuits Used

74LS138 74LS08 74LS04

Procedure

  1. Add IC 74LS138 into ICBase-2 (74LS138).
  2. Connect VCC Port to Pin-6 (Input) of ICBase-2 (74LS138).
  3. Connect GND Port to Pin-4 (Input) of ICBase-2 (74LS138).
  4. Connect GND Port to Pin-5 (Input) of ICBase-2 (74LS138).
  5. Connect GND Port to Pin-8 (Ground) of ICBase-2 (74LS138).
  6. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS138).
  7. Add IC 74LS08 into ICBase-3 (74LS08).
  8. Connect Pin-1 (Input) of ICBase-3 (74LS08) to Pin-18 (Output) of ICBase-2 (74LS138).
  9. Connect Pin-2 (Input) of ICBase-3 (74LS08) to Pin-17 (Output) of ICBase-2 (74LS138).
  10. Connect Pin-4 (Input) of ICBase-3 (74LS08) to Pin-15 (Output) of ICBase-2 (74LS138).
  11. Connect Pin-5 (Input) of ICBase-3 (74LS08) to Pin-7 (Output) of ICBase-2 (74LS138).
  12. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS08).
  13. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS08).
  14. Connect Pin-19 (Input) of ICBase-3 (74LS08) to Pin-3 (Output) of ICBase-3 (74LS08).
  15. Connect Pin-18 (Input) of ICBase-3 (74LS08) to Pin-6 (Output) of ICBase-3 (74LS08).
  16. Connect Pin-16 (Input) of ICBase-3 (74LS08) to Pin-3 (Output) of ICBase-3 (74LS08).
  17. Add IC 74LS08 into ICBase-4 (74LS08).
  18. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS08).
  19. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS08).
  20. Connect Pin-1 (Input) of ICBase-4 (74LS08) to Pin-16 (Output) of ICBase-2 (74LS138).
  21. Connect Pin-2 (Input) of ICBase-4 (74LS08) to Pin-7 (Output) of ICBase-2 (74LS138).
  22. Connect Pin-15 (Input) of ICBase-3 (74LS08) to Pin-3 (Output) of ICBase-4 (74LS08).
  23. Add IC 74LS04 into ICBase-5 (74LS04).
  24. Connect Pin-1 (Input) of ICBase-5 (74LS04) to Pin-17 (Output) of ICBase-3 (74LS08).
  25. Connect Pin-3 (Input) of ICBase-5 (74LS04) to Pin-14 (Output) of ICBase-3 (74LS08).
  26. Connect Output-1 to Pin-2 (Output) of ICBase-5 (74LS04).
  27. Connect Output-2 to Pin-4 (Output) of ICBase-5 (74LS04).
  28. Connect GND Port to Pin-7 (Ground) of ICBase-5 (74LS04).
  29. Connect Pin-20 (VCC) of ICBase-5 (74LS04) to VCC Port.
  30. Connect Input-6 to Pin-1 (Input) of ICBase-2 (74LS138).
  31. Connect Input-7 to Pin-2 (Input) of ICBase-2 (74LS138).
  32. Connect Input-8 to Pin-3 (Input) of ICBase-2 (74LS138).