3. 4-Bit Universal Circuit

Dharmik Sharma
Dharmik Sharma
Created on Oct 15, 2025 0 0 0
3.  4-Bit Universal Circuit
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Procedure

  1. Connect Pin-20 (VCC) of ICBase-2 (74LS74) to Pin-20 (VCC) of ICBase-1 (74LS74).
  2. Connect Pin-20 (VCC) of ICBase-3 (74LS153) to Pin-20 (VCC) of ICBase-2 (74LS74).
  3. Add IC 74LS74 into ICBase-1 (74LS74).
  4. Add IC 74LS74 into ICBase-2 (74LS74).
  5. Add IC 74LS153 into ICBase-3 (74LS153).
  6. Add IC 74LS153 into ICBase-4 (74LS153).
  7. Connect Pin-20 (VCC) of ICBase-4 (74LS153) to Pin-20 (VCC) of ICBase-3 (74LS153).
  8. Connect Pin-7 (Ground) of ICBase-1 (74LS74) to Pin-7 (Ground) of ICBase-2 (74LS74).
  9. Connect Pin-8 (Ground) of ICBase-3 (74LS153) to Pin-7 (Ground) of ICBase-2 (74LS74).
  10. Connect Pin-8 (Ground) of ICBase-4 (74LS153) to Pin-8 (Ground) of ICBase-3 (74LS153).
  11. Connect Pin-20 (VCC) of ICBase-1 (74LS74) to Pin-1 (Input) of ICBase-1 (74LS74).
  12. Connect Pin-20 (VCC) of ICBase-1 (74LS74) to Pin-4 (Input) of ICBase-1 (74LS74).
  13. Connect Pin-20 (VCC) of ICBase-1 (74LS74) to Pin-16 (Input) of ICBase-1 (74LS74).
  14. Connect Pin-20 (VCC) of ICBase-1 (74LS74) to Pin-19 (Input) of ICBase-1 (74LS74).
  15. Connect Pin-20 (VCC) of ICBase-2 (74LS74) to Pin-1 (Input) of ICBase-2 (74LS74).
  16. Connect Pin-20 (VCC) of ICBase-2 (74LS74) to Pin-4 (Input) of ICBase-2 (74LS74).
  17. Connect Pin-20 (VCC) of ICBase-2 (74LS74) to Pin-16 (Input) of ICBase-2 (74LS74).
  18. Connect Pin-20 (VCC) of ICBase-2 (74LS74) to Pin-19 (Input) of ICBase-2 (74LS74).
  19. Connect GND Port to Pin-1 (Input) of ICBase-3 (74LS153).
  20. Connect GND Port to Pin-19 (Input) of ICBase-3 (74LS153).
  21. Connect GND Port to Pin-1 (Input) of ICBase-4 (74LS153).
  22. Connect Pin-19 (Input) of ICBase-4 (74LS153) to GND Port.
  23. Connect Clock port of 1Hz frequency to Pin-3 (Input) of ICBase-1 (74LS74).
  24. Connect Clock port of 1Hz frequency to Pin-17 (Input) of ICBase-1 (74LS74).
  25. Connect Clock port of 1Hz frequency to Pin-3 (Input) of ICBase-2 (74LS74).
  26. Connect Clock port of 1Hz frequency to Pin-17 (Input) of ICBase-2 (74LS74).
  27. Connect Input-0 to Pin-2 (Input) of ICBase-3 (74LS153).
  28. Connect Input-0 to Pin-2 (Input) of ICBase-4 (74LS153).
  29. Connect Input-1 to Pin-18 (Input) of ICBase-3 (74LS153).
  30. Connect Input-1 to Pin-18 (Input) of ICBase-4 (74LS153).
  31. Connect Pin-7 (Output) of ICBase-3 (74LS153) to Pin-2 (Input) of ICBase-1 (74LS74).
  32. Connect Output-13 to Pin-5 (Output) of ICBase-1 (74LS74).
  33. Connect Pin-13 (Output) of ICBase-3 (74LS153) to Pin-18 (Input) of ICBase-1 (74LS74).
  34. Connect Output-12 to Pin-15 (Output) of ICBase-1 (74LS74).
  35. Connect Pin-7 (Output) of ICBase-4 (74LS153) to Pin-2 (Input) of ICBase-2 (74LS74).
  36. Connect Output-11 to Pin-5 (Output) of ICBase-2 (74LS74).
  37. Connect Pin-13 (Output) of ICBase-4 (74LS153) to Pin-18 (Input) of ICBase-2 (74LS74).
  38. Connect Output-10 to Pin-15 (Output) of ICBase-2 (74LS74).
  39. Connect Input-8 to Pin-3 (Input) of ICBase-3 (74LS153).
  40. Connect Pin-15 (Output) of ICBase-1 (74LS74) to Pin-4 (Input) of ICBase-3 (74LS153).
  41. Connect Input-14 to Pin-5 (Input) of ICBase-3 (74LS153).
  42. Connect Pin-5 (Output) of ICBase-1 (74LS74) to Pin-6 (Input) of ICBase-3 (74LS153).
  43. Connect GND Port to Pin-8 (Ground) of ICBase-3 (74LS153).
  44. Connect Pin-15 (Output) of ICBase-1 (74LS74) to Pin-14 (Input) of ICBase-3 (74LS153).
  45. Connect Pin-5 (Output) of ICBase-1 (74LS74) to Pin-15 (Input) of ICBase-3 (74LS153).
  46. Connect Pin-5 (Output) of ICBase-2 (74LS74) to Pin-16 (Input) of ICBase-3 (74LS153).
  47. Connect Input-7 to Pin-17 (Input) of ICBase-3 (74LS153).
  48. Connect Input-6 to Pin-3 (Input) of ICBase-4 (74LS153).
  49. Connect Pin-15 (Output) of ICBase-2 (74LS74) to Pin-4 (Input) of ICBase-4 (74LS153).
  50. Connect Pin-15 (Output) of ICBase-1 (74LS74) to Pin-5 (Input) of ICBase-4 (74LS153).
  51. Connect Pin-5 (Output) of ICBase-2 (74LS74) to Pin-6 (Input) of ICBase-4 (74LS153).
  52. Connect Pin-15 (Output) of ICBase-2 (74LS74) to Pin-14 (Input) of ICBase-4 (74LS153).
  53. Connect Pin-5 (Output) of ICBase-2 (74LS74) to Pin-15 (Input) of ICBase-4 (74LS153).
  54. Connect Input-15 to Pin-16 (Input) of ICBase-4 (74LS153).
  55. Connect Input-5 to Pin-17 (Input) of ICBase-4 (74LS153).
  56. Connect VCC Port to Pin-20 (VCC) of ICBase-3 (74LS153).