Full Adder System

Aman
Aman Pathan
• Created on Jul 25, 2025 • 1 • 0 • 3
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Full Adder System
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Integrated Circuits Used

74LS86 74LS08 74LS32

Description

Three Inputs A,B,C One Sum Output One Carry Used to add 3 bits XOR,AND,OR Gates

Procedure

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