To design and implement Multiplexer using gates

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Preview of To design and implement Multiplexer using gates with 74LS20, 74LS04 and 74LS10 ICs
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Tutorial

Start by tapping on Next button.

1. Click on 'Next' button to Add IC-74LS10 (3-Input NAND Gate)

Click on 'Next' button to Add IC-74LS10 (3-Input NAND Gate)

2. Click on 'Next' button to Add IC-74LS04 (NOT Gate)

Click on 'Next' button to Add IC-74LS04 (NOT Gate)

3. Click on 'Next' button to Connect GND and VCC of all ICs

Click on 'Next' button to Connect GND and VCC of all ICs

4. Click on 'Next' button to Connect Select line 'S1' to Pin-1 of NOT Gate

Click on 'Next' button to Connect Select line 'S1' to Pin-1 of NOT Gate

5. Click on 'Next' button to Connect Select line 'S0' to Pin-3 of NOT Gate

Click on 'Next' button to Connect Select line 'S0' to Pin-3 of NOT Gate

6. Click on 'Next' button to Connect Input 'I0' to Pin-1 of NAND Gate

Click on 'Next' button to Connect Input 'I0' to Pin-1 of NAND Gate

7. Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-2 of NAND Gate

Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-2 of NAND Gate

8. Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-13 of NAND Gate

Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-13 of NAND Gate

9. Click on 'Next' button to Connect Input 'I1' to Pin-3 of NAND Gate

Click on 'Next' button to Connect Input 'I1' to Pin-3 of NAND Gate

10. Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-4 of NAND Gate

Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-4 of NAND Gate

11. Click on 'Next' button to Connect 'S0' to Pin-5 of NAND Gate

Click on 'Next' button to Connect 'S0' to Pin-5 of NAND Gate

12. Click on 'Next' button to Connect Input 'I2' to Pin-9 of NAND Gate

Click on 'Next' button to Connect Input 'I2' to Pin-9 of NAND Gate

13. Click on 'Next' button to Connect 'S1' to Pin-10 of NAND Gate

Click on 'Next' button to Connect 'S1' to Pin-10 of NAND Gate

14. Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-11 of NAND Gate

Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-11 of NAND Gate

15. Click on 'Next' button to Connect Input 'I3' to Pin-1 of NAND Gate-2

Click on 'Next' button to Connect Input 'I3' to Pin-1 of NAND Gate-2

16. Click on 'Next' button to Connect 'S1' to Pin-2 of NAND Gate-2

Click on 'Next' button to Connect 'S1' to Pin-2 of NAND Gate-2

17. Click on 'Next' button to Connect 'S0' to Pin-13 of NAND Gate IC-2

Click on 'Next' button to Connect 'S0' to Pin-13 of NAND Gate IC-2

18. Click on 'Next' button to Add IC-74LS20 (4-Input NAND Gate)

Click on 'Next' button to Add IC-74LS20 (4-Input NAND Gate)

19. Click on 'Next' button to Connect GND and VCC of IC 74LS20

Click on 'Next' button to Connect GND and VCC of IC 74LS20

20. Click on 'Next' button to Connect Output of NAND GATE-1 to Pin 1 of 4-Input NAND Gate

Click on 'Next' button to Connect Output of NAND GATE-1 to Pin 1 of 4-Input NAND Gate

21. Click on 'Next' button to Connect Output of NAND GATE-2 to Pin 2 of 4-Input NAND Gate

Click on 'Next' button to Connect Output of NAND GATE-2 to Pin 2 of 4-Input NAND Gate

22. Click on 'Next' button to Connect Output of NAND GATE-3 to Pin 4 of 4-Input NAND Gate

Click on 'Next' button to Connect Output of NAND GATE-3 to Pin 4 of 4-Input NAND Gate

23. Click on 'Next' button to Connect Output of NAND GATE-4 to Pin 5 of 4-Input NAND Gate

Click on 'Next' button to Connect Output of NAND GATE-4 to Pin 5 of 4-Input NAND Gate

24. Click on 'Next' button to Connect Output of 4-Input NAND GATE-4 to Output Port-6

Click on 'Next' button to Connect Output of 4-Input NAND GATE-4 to Output Port-6

Done

You have completed the tutorial. Power on the circuit to test the behavior.

Step-by-Step Procedure

  1. Click on 'Next' button to Add IC-74LS10 (3-Input NAND Gate)
  2. Click on 'Next' button to Add IC-74LS04 (NOT Gate)
  3. Click on 'Next' button to Connect GND and VCC of all ICs
  4. Click on 'Next' button to Connect Select line 'S1' to Pin-1 of NOT Gate
  5. Click on 'Next' button to Connect Select line 'S0' to Pin-3 of NOT Gate
  6. Click on 'Next' button to Connect Input 'I0' to Pin-1 of NAND Gate
  7. Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-2 of NAND Gate
  8. Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-13 of NAND Gate
  9. Click on 'Next' button to Connect Input 'I1' to Pin-3 of NAND Gate
  10. Click on 'Next' button to Connect Inverse Output of 'S1' to Pin-4 of NAND Gate
  11. Click on 'Next' button to Connect 'S0' to Pin-5 of NAND Gate
  12. Click on 'Next' button to Connect Input 'I2' to Pin-9 of NAND Gate
  13. Click on 'Next' button to Connect 'S1' to Pin-10 of NAND Gate
  14. Click on 'Next' button to Connect Inverse Output of 'S0' to Pin-11 of NAND Gate
  15. Click on 'Next' button to Connect Input 'I3' to Pin-1 of NAND Gate-2
  16. Click on 'Next' button to Connect 'S1' to Pin-2 of NAND Gate-2
  17. Click on 'Next' button to Connect 'S0' to Pin-13 of NAND Gate IC-2
  18. Click on 'Next' button to Add IC-74LS20 (4-Input NAND Gate)
  19. Click on 'Next' button to Connect GND and VCC of IC 74LS20
  20. Click on 'Next' button to Connect Output of NAND GATE-1 to Pin 1 of 4-Input NAND Gate
  21. Click on 'Next' button to Connect Output of NAND GATE-2 to Pin 2 of 4-Input NAND Gate
  22. Click on 'Next' button to Connect Output of NAND GATE-3 to Pin 4 of 4-Input NAND Gate
  23. Click on 'Next' button to Connect Output of NAND GATE-4 to Pin 5 of 4-Input NAND Gate
  24. Click on 'Next' button to Connect Output of 4-Input NAND GATE-4 to Output Port-6

Block Diagram

Block diagram representing pin diagram of To design and implement Multiplexer using gates with 74LS20, 74LS04 and 74LS10 ICs

ICs used in this circuit with pin diagram



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