8:1 mux using 2 4:1 mux

Ravi
Ravi Kothari
• Created on Sep 21, 2021 • 0 • 0 • 3
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8:1 mux using 2 4:1 mux
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Integrated Circuits Used

74LS153 74LS32 74LS04

Description

here we use only one ic as there are 2 4:1 mux present in the same ic...3 inputs are there A,B,C

Procedure

  1. Add IC 74LS153 into ICBase-1 (74LS153).
  2. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS32).
  3. Connect GND Port to Pin-7 (Ground) of ICBase-3 (74LS32).
  4. Connect Pin-20 (VCC) of ICBase-1 (74LS153) to VCC Port.
  5. Connect GND Port to Pin-8 (Ground) of ICBase-1 (74LS153).
  6. Connect Pin-1 (Input) of ICBase-3 (74LS32) to Pin-7 (Output) of ICBase-1 (74LS153).
  7. Connect Output-15 to Pin-3 (Output) of ICBase-3 (74LS32).
  8. Connect Input-14 to Pin-2 (Input) of ICBase-1 (74LS153).
  9. Connect VCC Port to Pin-6 (Input) of ICBase-1 (74LS153).
  10. Connect VCC Port to Pin-4 (Input) of ICBase-1 (74LS153).
  11. Connect GND Port to Pin-3 (Input) of ICBase-1 (74LS153).
  12. Connect VCC Port to Pin-14 (Input) of ICBase-1 (74LS153).
  13. Connect GND Port to Pin-15 (Input) of ICBase-1 (74LS153).
  14. Connect GND Port to Pin-16 (Input) of ICBase-1 (74LS153).
  15. Connect VCC Port to Pin-17 (Input) of ICBase-1 (74LS153).
  16. Connect Input-13 to Pin-18 (Input) of ICBase-1 (74LS153).
  17. Connect Pin-1 (Input) of ICBase-1 (74LS153) to Input-15.
  18. Connect GND Port to Pin-5 (Input) of ICBase-1 (74LS153).
  19. Add IC 74LS32 into ICBase-3 (74LS32).
  20. Add IC 74LS04 into ICBase-2 (74LS04).
  21. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS04).
  22. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS04).
  23. Connect Pin-1 (Input) of ICBase-2 (74LS04) to Input-15.
  24. Connect Pin-19 (Input) of ICBase-1 (74LS153) to Pin-2 (Output) of ICBase-2 (74LS04).
  25. Connect Pin-2 (Input) of ICBase-3 (74LS32) to Pin-13 (Output) of ICBase-1 (74LS153).