decoder

Srinath
Srinath Gowda
• Created on Jan 15, 2023 • 0 • 0 • 3
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decoder
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Integrated Circuits Used

74LS138 74LS04 74LS32

Procedure

  1. Add IC 74LS138 into ICBase-1 (74LS138).
  2. Connect Pin-1 (Input) of ICBase-1 (74LS138) to Input-0.
  3. Connect Pin-2 (Input) of ICBase-1 (74LS138) to Input-1.
  4. Connect Pin-3 (Input) of ICBase-1 (74LS138) to Input-2.
  5. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74LS138).
  6. Connect Pin-20 (VCC) of ICBase-1 (74LS138) to VCC Port.
  7. Add IC 74LS04 into ICBase-2 (74LS04).
  8. Add IC 74LS32 into ICBase-3 (74LS32).
  9. Connect Pin-1 (Input) of ICBase-2 (74LS04) to Pin-18 (Output) of ICBase-1 (74LS138).
  10. Connect Pin-1 (Input) of ICBase-3 (74LS32) to Pin-2 (Output) of ICBase-2 (74LS04).
  11. Connect Pin-3 (Input) of ICBase-2 (74LS04) to Pin-17 (Output) of ICBase-1 (74LS138).
  12. Connect Pin-16 (Output) of ICBase-1 (74LS138) to Pin-5 (Input) of ICBase-2 (74LS04).
  13. Connect Pin-15 (Output) of ICBase-1 (74LS138) to Pin-13 (Input & Output) of ICBase-2 (74LS04).
  14. Connect Pin-15 (Input) of ICBase-2 (74LS04) to Pin-14 (Output) of ICBase-1 (74LS138).
  15. Connect Pin-17 (Input) of ICBase-2 (74LS04) to Pin-13 (Output) of ICBase-1 (74LS138).
  16. Connect Pin-2 (Input) of ICBase-3 (74LS32) to Pin-4 (Output) of ICBase-2 (74LS04).
  17. Connect Pin-6 (Output) of ICBase-2 (74LS04) to Pin-13 (Input & Output) of ICBase-3 (74LS32).
  18. Connect Pin-4 (Input) of ICBase-3 (74LS32) to Pin-8 (Input & Output) of ICBase-2 (74LS04).
  19. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS04).
  20. Connect Pin-1 (Input) of ICBase-2 (74LS04) to ICBase-1 (74LS138).
  21. Connect Pin-3 (Input) of ICBase-2 (74LS04) to ICBase-1 (74LS138).
  22. Connect Pin-5 (Input) of ICBase-2 (74LS04) to ICBase-1 (74LS138).