Excess-3 to BCD converter

Shraddha
Shraddha
• Created on Sep 25, 2025 • 3 • 1 • 3
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Excess-3 to BCD converter
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Integrated Circuits Used

74LS04 74LS08 74LS32

Procedure

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