Full subtractor using basic gates

Anjali
Anjali Parbhane
• Created on Nov 4, 2021 • 0 • 0 • 4
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Full subtractor using basic gates
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Integrated Circuits Used

74LS86 74LS04 74LS08 74LS32

Description

2 EX-OR ,2AND,1 OR and 2 NOT gates are used

Procedure

  1. Add IC 74LS86 into ICBase-2 (74LS86).
  2. Connect Input-10 to Pin-1 (Input) of ICBase-2 (74LS86).
  3. Connect Input-9 to Pin-2 (Input) of ICBase-2 (74LS86).
  4. Connect Pin-4 (Input) of ICBase-2 (74LS86) to Pin-3 (Output) of ICBase-2 (74LS86).
  5. Connect Input-8 to Pin-5 (Input) of ICBase-2 (74LS86).
  6. Connect Output-8 to Pin-6 (Output) of ICBase-2 (74LS86).
  7. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS86).
  8. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS86).
  9. Connect Pin-7 (Ground) of ICBase-3 (74LS04) to GND Port.
  10. Connect Pin-20 (VCC) of ICBase-3 (74LS04) to VCC Port.
  11. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS08).
  12. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS08).
  13. Add IC 74LS04 into ICBase-3 (74LS04).
  14. Add IC 74LS08 into ICBase-4 (74LS08).
  15. Add IC 74LS32 into ICBase-5 (74LS32).
  16. Connect GND Port to Pin-7 (Ground) of ICBase-5 (74LS32).
  17. Connect Pin-20 (VCC) of ICBase-5 (74LS32) to VCC Port.
  18. Connect Pin-1 (Input) of ICBase-3 (74LS04) to Input-10.
  19. Connect Pin-1 (Input) of ICBase-4 (74LS08) to Pin-2 (Output) of ICBase-3 (74LS04).
  20. Connect Pin-2 (Input) of ICBase-4 (74LS08) to Input-9.
  21. Connect Pin-3 (Input) of ICBase-3 (74LS04) to Pin-3 (Output) of ICBase-2 (74LS86).
  22. Connect Pin-4 (Input) of ICBase-4 (74LS08) to Pin-4 (Output) of ICBase-3 (74LS04).
  23. Connect Pin-5 (Input) of ICBase-4 (74LS08) to Input-8.
  24. Connect Pin-2 (Input) of ICBase-5 (74LS32) to Pin-6 (Output) of ICBase-4 (74LS08).
  25. Connect Pin-1 (Input) of ICBase-5 (74LS32) to Pin-3 (Output) of ICBase-4 (74LS08).
  26. Connect Output-7 to Pin-3 (Output) of ICBase-5 (74LS32).