8 x 1 DEMUX

Vandana
Vandana R Kumar
• Created on May 6, 2024 • 0 • 0 • 2
Edit Circuit Copy Circuit Try Yourself
8 x 1 DEMUX
100%

Integrated Circuits Used

74LS21 74LS04

Procedure

  1. Add IC 74LS21 into ICBase-1 (74LS21).
  2. Add IC 74LS21 into ICBase-2 (74LS21).
  3. Add IC 74LS21 into ICBase-3 (74LS21).
  4. Add IC 74LS21 into ICBase-4 (74LS21).
  5. Add IC 74LS04 into ICBase-5 (74LS04).
  6. Connect Pin-20 (VCC) of ICBase-1 (74LS21) to VCC Port.
  7. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS21).
  8. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS21).
  9. Connect Pin-20 (VCC) of ICBase-4 (74LS21) to VCC Port.
  10. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS21).
  11. Connect Pin-7 (Ground) of ICBase-3 (74LS21) to GND Port.
  12. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS21).
  13. Connect Pin-7 (Ground) of ICBase-1 (74LS21) to GND Port.
  14. Connect VCC Port to Pin-20 (VCC) of ICBase-5 (74LS04).
  15. Connect GND Port to Pin-7 (Ground) of ICBase-5 (74LS04).
  16. Connect Pin-1 (Input) of ICBase-1 (74LS21) to Input-15.
  17. Connect Pin-1 (Input) of ICBase-2 (74LS21) to Input-15.
  18. Connect Pin-1 (Input) of ICBase-3 (74LS21) to Input-15.
  19. Connect Pin-1 (Input) of ICBase-4 (74LS21) to Input-15.
  20. Connect Pin-1 (Input) of ICBase-5 (74LS04) to Input-14.
  21. Connect Pin-3 (Input) of ICBase-5 (74LS04) to Input-13.
  22. Connect Pin-5 (Input) of ICBase-5 (74LS04) to Input-12.
  23. Connect Pin-2 (Input) of ICBase-1 (74LS21) to Pin-2 (Output) of ICBase-5 (74LS04).
  24. Connect Pin-4 (Input) of ICBase-1 (74LS21) to Pin-4 (Output) of ICBase-5 (74LS04).
  25. Connect Pin-6 (Output) of ICBase-5 (74LS04) to Pin-5 (Input) of ICBase-1 (74LS21).
  26. Connect Output-8 to Pin-6 (Output) of ICBase-1 (74LS21).
  27. Connect Pin-19 (Input) of ICBase-1 (74LS21) to Input-15.
  28. Connect Pin-19 (Input) of ICBase-2 (74LS21) to Input-15.
  29. Connect Pin-19 (Input) of ICBase-3 (74LS21) to Input-15.
  30. Connect Pin-19 (Input) of ICBase-4 (74LS21) to Input-15.
  31. Connect Pin-18 (Input) of ICBase-1 (74LS21) to Pin-2 (Output) of ICBase-5 (74LS04).
  32. Connect Pin-16 (Input) of ICBase-1 (74LS21) to Pin-4 (Output) of ICBase-5 (74LS04).
  33. Connect Input-12 to Pin-15 (Input) of ICBase-1 (74LS21).
  34. Connect Output-9 to Pin-14 (Output) of ICBase-1 (74LS21).
  35. Connect Pin-2 (Output) of ICBase-5 (74LS04) to Pin-2 (Input) of ICBase-2 (74LS21).
  36. Connect Pin-4 (Input) of ICBase-2 (74LS21) to Input-13.
  37. Connect Pin-6 (Output) of ICBase-5 (74LS04) to Pin-5 (Input) of ICBase-2 (74LS21).
  38. Connect Output-10 to Pin-6 (Output) of ICBase-2 (74LS21).
  39. Connect Pin-18 (Input) of ICBase-2 (74LS21) to Pin-2 (Output) of ICBase-5 (74LS04).
  40. Connect Input-13 to Pin-16 (Input) of ICBase-2 (74LS21).
  41. Connect Pin-15 (Input) of ICBase-2 (74LS21) to Input-12.
  42. Connect Output-11 to Pin-14 (Output) of ICBase-2 (74LS21).
  43. Connect Pin-2 (Input) of ICBase-3 (74LS21) to Input-14.
  44. Connect Pin-5 (Input) of ICBase-3 (74LS21) to Pin-6 (Output) of ICBase-5 (74LS04).
  45. Connect Pin-4 (Output) of ICBase-5 (74LS04) to Pin-4 (Input) of ICBase-3 (74LS21).
  46. Connect Output-12 to Pin-6 (Output) of ICBase-3 (74LS21).
  47. Connect Pin-18 (Input) of ICBase-3 (74LS21) to Input-14.
  48. Connect Pin-16 (Input) of ICBase-3 (74LS21) to Pin-4 (Output) of ICBase-5 (74LS04).
  49. Connect Input-12 to Pin-15 (Input) of ICBase-3 (74LS21).
  50. Connect Pin-14 (Output) of ICBase-3 (74LS21) to Output-13.
  51. Connect Pin-2 (Input) of ICBase-4 (74LS21) to Input-14.
  52. Connect Pin-6 (Output) of ICBase-5 (74LS04) to Pin-5 (Input) of ICBase-4 (74LS21).
  53. Connect Pin-4 (Input) of ICBase-4 (74LS21) to Input-13.
  54. Connect Input-14 to Pin-18 (Input) of ICBase-4 (74LS21).
  55. Connect Output-14 to Pin-6 (Output) of ICBase-4 (74LS21).
  56. Connect Pin-16 (Input) of ICBase-4 (74LS21) to Input-13.
  57. Connect Input-12 to Pin-15 (Input) of ICBase-4 (74LS21).
  58. Connect Output-15 to Pin-14 (Output) of ICBase-4 (74LS21).
  59. Connect VCC Port to ICBase-1 (74LS21).
  60. Connect Pin-19 (Input) of ICBase-1 (74LS21) to ICBase-5 (74LS04).
  61. Connect Pin-4 (Output) of ICBase-5 (74LS04) to ICBase-3 (74LS21).
  62. Connect Pin-5 (Input) of ICBase-4 (74LS21) to ICBase-5 (74LS04).
  63. Connect Input-13 to ICBase-4 (74LS21).