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Prathamesh Bansode
Prathamesh Bansode
• Created on Nov 4, 2025 • 0 • 0 • 2
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Integrated Circuits Used

74LS138 74LS20

Procedure

  1. Add IC 74LS138 into ICBase-3 (74LS138).
  2. Add IC 74LS20 into ICBase-2 (74LS20).
  3. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS138).
  4. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS20).
  5. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS20).
  6. Connect GND Port to Pin-8 (Ground) of ICBase-3 (74LS138).
  7. Connect Input-0 to Pin-1 (Input) of ICBase-3 (74LS138).
  8. Connect Pin-2 (Input) of ICBase-3 (74LS138) to Input-1.
  9. Connect Pin-3 (Input) of ICBase-3 (74LS138) to Input-2.
  10. Connect Output-0 to Pin-19 (Output) of ICBase-3 (74LS138).
  11. Connect Output-1 to Pin-18 (Output) of ICBase-3 (74LS138).
  12. Connect Pin-17 (Output) of ICBase-3 (74LS138) to Output-2.
  13. Connect Output-3 to Pin-16 (Output) of ICBase-3 (74LS138).
  14. Connect Pin-15 (Output) of ICBase-3 (74LS138) to Output-4.
  15. Connect Output-5 to Pin-14 (Output) of ICBase-3 (74LS138).
  16. Connect Output-6 to Pin-13 (Output) of ICBase-3 (74LS138).
  17. Connect Output-7 to Pin-7 (Output) of ICBase-3 (74LS138).