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Sivasubramani J
Sivasubramani J
• Created on Nov 2, 2026 • 0 • 0 • 3
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Integrated Circuits Used

74LS02 74LS03 74LS138

Procedure

  1. Connect GND Port to Pin-7 (Ground) of ICBase-1 (74LS02).
  2. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS02).
  3. Add IC 74LS02 into ICBase-1 (74LS02).
  4. Connect Pin-1 (Input) of ICBase-2 (74LS03) to Pin-2 (Input) of ICBase-1 (74LS02).
  5. Connect Pin-3 (Input) of ICBase-1 (74LS02) to Pin-3 (Output) of ICBase-2 (74LS03).
  6. Add IC 74LS03 into ICBase-2 (74LS03).
  7. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS03).
  8. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS03).
  9. Connect Input-0 to Pin-5 (Input) of ICBase-2 (74LS03).
  10. Connect Pin-1 (Input) of ICBase-3 (74LS138) to Pin-17 (Output) of ICBase-2 (74LS03).
  11. Connect Pin-6 (Input) of ICBase-3 (74LS138) to Pin-18 (Input) of ICBase-2 (74LS03).
  12. Connect Input-1 to Pin-4 (Input) of ICBase-2 (74LS03).
  13. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS138).
  14. Connect GND Port to Pin-7 (Output) of ICBase-3 (74LS138).
  15. Add IC 74LS138 into ICBase-3 (74LS138).