DEMULTIPLEXER 1 : 4

Sumit
Sumit Maradkar
• Created on Oct 6, 2021 • 0 • 0 • 2
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DEMULTIPLEXER 1 : 4
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Integrated Circuits Used

74LS139 74LS04

Description

DELD - lab - Expt no. - Group - A - 4 ; DEMUX ke output invert karane ke phile hi output section me join hue hai - remove that all outputs & connect output's of HEX INVERTED IC 7404

Procedure

  1. Connect GND Port to Pin-1 (Input) of ICBase-1 (74LS139).
  2. Connect Pin-8 (Ground) of ICBase-1 (74LS139) to GND Port.
  3. Connect VCC Port to Pin-20 (VCC) of ICBase-1 (74LS139).
  4. Connect Input-0 to Pin-2 (Input) of ICBase-1 (74LS139).
  5. Connect Pin-3 (Input) of ICBase-1 (74LS139) to Input-1.
  6. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS04).
  7. Connect VCC Port to Pin-20 (VCC) of ICBase-2 (74LS04).
  8. Connect Pin-1 (Input) of ICBase-2 (74LS04) to Pin-4 (Output) of ICBase-1 (74LS139).
  9. Connect Pin-5 (Output) of ICBase-1 (74LS139) to Pin-3 (Input) of ICBase-2 (74LS04).
  10. Connect Pin-5 (Input) of ICBase-2 (74LS04) to Pin-6 (Output) of ICBase-1 (74LS139).
  11. Connect Pin-15 (Input) of ICBase-2 (74LS04) to Pin-7 (Output) of ICBase-1 (74LS139).
  12. Add IC 74LS139 into ICBase-1 (74LS139).
  13. Add IC 74LS04 into ICBase-2 (74LS04).
  14. Connect Pin-2 (Output) of ICBase-2 (74LS04) to Output-0.
  15. Connect Pin-4 (Output) of ICBase-2 (74LS04) to Output-1.
  16. Connect Pin-6 (Output) of ICBase-2 (74LS04) to Output-2.
  17. Connect Pin-14 (Output) of ICBase-2 (74LS04) to Output-3.