Parth Joshi

Parth
Parth Joshi
• Created on Jul 29, 2025 • 0 • 0 • 2
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Parth Joshi
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Integrated Circuits Used

74LS138 74LS20

Description

#bit binary to Grey Convertor using IC 74138

Procedure

  1. Add IC 74LS138 into ICBase-1 (74LS138).
  2. Add IC 74LS20 into ICBase-3 (74LS20).
  3. Add IC 74LS20 into ICBase-2 (74LS20).
  4. Connect Pin-1 (Input) of ICBase-1 (74LS138) to Input-8.
  5. Connect Input-7 to Pin-2 (Input) of ICBase-1 (74LS138).
  6. Connect Pin-3 (Input) of ICBase-1 (74LS138) to Input-6.
  7. Connect GND Port to Pin-4 (Input) of ICBase-1 (74LS138).
  8. Connect Pin-5 (Input) of ICBase-1 (74LS138) to GND Port.
  9. Connect VCC Port to Pin-6 (Input) of ICBase-1 (74LS138).
  10. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74LS138).
  11. Connect Pin-15 (Output) of ICBase-1 (74LS138) to Pin-1 (Input) of ICBase-2 (74LS20).
  12. Connect Pin-2 (Input) of ICBase-2 (74LS20) to Pin-14 (Output) of ICBase-1 (74LS138).
  13. Connect Pin-4 (Input) of ICBase-2 (74LS20) to Pin-13 (Output) of ICBase-1 (74LS138).
  14. Connect Pin-5 (Input) of ICBase-2 (74LS20) to Pin-7 (Output) of ICBase-1 (74LS138).
  15. Connect Output-6 to Pin-6 (Output) of ICBase-2 (74LS20).
  16. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS138).
  17. Connect Pin-19 (Input) of ICBase-2 (74LS20) to Pin-17 (Output) of ICBase-1 (74LS138).
  18. Connect Pin-18 (Input) of ICBase-2 (74LS20) to Pin-16 (Output) of ICBase-1 (74LS138).
  19. Connect Pin-16 (Input) of ICBase-2 (74LS20) to Pin-15 (Output) of ICBase-1 (74LS138).
  20. Connect Pin-15 (Input) of ICBase-2 (74LS20) to Pin-14 (Output) of ICBase-1 (74LS138).
  21. Connect Output-5 to Pin-14 (Output) of ICBase-2 (74LS20).
  22. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS20).
  23. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS20).
  24. Connect Pin-1 (Input) of ICBase-3 (74LS20) to Pin-18 (Output) of ICBase-1 (74LS138).
  25. Connect Pin-2 (Input) of ICBase-3 (74LS20) to Pin-17 (Output) of ICBase-1 (74LS138).
  26. Connect Pin-4 (Input) of ICBase-3 (74LS20) to Pin-14 (Output) of ICBase-1 (74LS138).
  27. Connect Pin-5 (Input) of ICBase-3 (74LS20) to Pin-13 (Output) of ICBase-1 (74LS138).
  28. Connect Output-4 to Pin-6 (Output) of ICBase-3 (74LS20).
  29. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS20).
  30. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS20).
  31. Connect Input-8 to ICBase-1 (74LS138).
  32. Connect Input-7 to ICBase-1 (74LS138).
  33. Connect Input-6 to ICBase-1 (74LS138).
  34. Connect GND Port to ICBase-1 (74LS138).
  35. Connect GND Port to ICBase-1 (74LS138).
  36. Connect VCC Port to ICBase-1 (74LS138).
  37. Connect Pin-4 (Input) of ICBase-2 (74LS20) to ICBase-1 (74LS138).
  38. Connect Pin-1 (Input) of ICBase-2 (74LS20) to ICBase-1 (74LS138).
  39. Connect Pin-14 (Output) of ICBase-1 (74LS138) to ICBase-2 (74LS20).
  40. Connect Pin-1 (Input) of ICBase-3 (74LS20) to ICBase-1 (74LS138).
  41. Connect Pin-18 (Output) of ICBase-1 (74LS138) to ICBase-3 (74LS20).