full adder

Sapna
Sapna Kudale
• Created on Sep 20, 2021 • 0 • 0 • 2
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full adder
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Integrated Circuits Used

74LS138 74LS20

Description

some errors.

Procedure

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