decade mod 7

1NH19EE079
1NH19EE079 N GOKUL SAI
• Created on Dec 9, 2020 • 0 • 0 • 2
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decade mod 7
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Integrated Circuits Used

74LS90 74LS08

Procedure

  1. Connect Pin-1 (Input) of ICBase-4 (74LS08) to Pin-18 (Output) of ICBase-3 (74LS90).
  2. Connect Pin-4 (Input) of ICBase-4 (74LS08) to Pin-3 (Output) of ICBase-4 (74LS08).
  3. Connect Pin-5 (Input) of ICBase-4 (74LS08) to Pin-14 (Output) of ICBase-3 (74LS90).
  4. Connect Pin-2 (Input) of ICBase-3 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS08).
  5. Connect Pin-3 (Input) of ICBase-3 (74LS90) to Pin-6 (Output) of ICBase-4 (74LS08).
  6. Add IC 74LS90 into ICBase-3 (74LS90).
  7. Connect VCC Port to Pin-5 (VCC) of ICBase-3 (74LS90).
  8. Connect GND Port to Pin-6 (Input) of ICBase-3 (74LS90).
  9. Connect GND Port to Pin-7 (Input) of ICBase-3 (74LS90).
  10. Connect GND Port to Pin-16 (Ground) of ICBase-3 (74LS90).
  11. Connect Output-2 to Pin-18 (Output) of ICBase-3 (74LS90).
  12. Connect Output-3 to Pin-15 (Output) of ICBase-3 (74LS90).
  13. Connect Output-4 to Pin-14 (Output) of ICBase-3 (74LS90).
  14. Connect Output-5 to Pin-17 (Output) of ICBase-3 (74LS90).
  15. Connect Pin-18 (Output) of ICBase-3 (74LS90) to Pin-1 (Input) of ICBase-3 (74LS90).
  16. Connect Clock port of 1Hz frequency to Pin-20 (Input) of ICBase-3 (74LS90).
  17. Add IC 74LS08 into ICBase-4 (74LS08).
  18. Connect VCC Port to Pin-20 (VCC) of ICBase-4 (74LS08).
  19. Connect GND Port to Pin-7 (Ground) of ICBase-4 (74LS08).
  20. Connect Pin-2 (Input) of ICBase-4 (74LS08) to Pin-15 (Output) of ICBase-3 (74LS90).