Practice FULL Subtractor Using Two Half Adders(86,04,08,32)

Aditya
Aditya Jadhav
• Created on Jan 16, 2022 • 1 • 1 • 4
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Practice FULL Subtractor Using Two Half Adders(86,04,08,32)
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Integrated Circuits Used

74LS86 74LS04 74LS08 74LS32

Description

D=(A EXOR B) EXOR Bin Bout=A'Bin + A'B + BBin

Procedure

  1. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS86).
  2. Connect Pin-7 (Ground) of ICBase-2 (74LS04) to GND Port.
  3. Connect Pin-7 (Ground) of ICBase-3 (74LS08) to GND Port.
  4. Connect Pin-7 (Ground) of ICBase-4 (74LS32) to GND Port.
  5. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS32).
  6. Connect Pin-20 (VCC) of ICBase-3 (74LS08) to VCC Port.
  7. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS04).
  8. Connect Pin-20 (VCC) of ICBase-1 (74LS86) to VCC Port.
  9. Connect Input-2 to Pin-1 (Input) of ICBase-1 (74LS86).
  10. Connect Pin-2 (Input) of ICBase-1 (74LS86) to Input-1.
  11. Connect Pin-4 (Input) of ICBase-1 (74LS86) to Pin-3 (Output) of ICBase-1 (74LS86).
  12. Connect Pin-5 (Input) of ICBase-1 (74LS86) to Input-0.
  13. Connect Output-1 to Pin-6 (Output) of ICBase-1 (74LS86).
  14. Connect Pin-1 (Input) of ICBase-2 (74LS04) to Input-2.
  15. Connect Pin-1 (Input) of ICBase-3 (74LS08) to Pin-2 (Output) of ICBase-2 (74LS04).
  16. Connect Pin-2 (Input) of ICBase-3 (74LS08) to Input-0.
  17. Connect Pin-1 (Input) of ICBase-4 (74LS32) to Pin-3 (Output) of ICBase-3 (74LS08).
  18. Connect Pin-4 (Input) of ICBase-3 (74LS08) to Pin-2 (Output) of ICBase-2 (74LS04).
  19. Connect Pin-5 (Input) of ICBase-3 (74LS08) to Input-1.
  20. Connect Pin-2 (Input) of ICBase-4 (74LS32) to Pin-6 (Output) of ICBase-3 (74LS08).
  21. Connect Pin-19 (Input) of ICBase-3 (74LS08) to Input-1.
  22. Connect Pin-18 (Input) of ICBase-3 (74LS08) to Input-0.
  23. Connect Pin-5 (Input) of ICBase-4 (74LS32) to Pin-17 (Output) of ICBase-3 (74LS08).
  24. Connect Pin-4 (Input) of ICBase-4 (74LS32) to Pin-3 (Output) of ICBase-4 (74LS32).
  25. Connect Output-0 to Pin-6 (Output) of ICBase-4 (74LS32).
  26. Add IC 74LS86 into ICBase-1 (74LS86).
  27. Add IC 74LS04 into ICBase-2 (74LS04).
  28. Add IC 74LS08 into ICBase-3 (74LS08).
  29. Add IC 74LS32 into ICBase-4 (74LS32).