74LS21 Dual 4-Input AND Gates

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anees fatima
• Created on Nov 18, 2025 • 0 • 0 • 1
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74LS21 Dual 4-Input AND Gates
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Integrated Circuits Used

74LS21

Procedure

  1. Add IC 74LS21 into ICBase-2 (74LS21).
  2. Connect Input-12 to Pin-1 (Input) of ICBase-2 (74LS21).
  3. Connect Input-14 to Pin-2 (Input) of ICBase-2 (74LS21).
  4. Connect Input-13 to Pin-4 (Input) of ICBase-2 (74LS21).
  5. Connect Input-11 to Pin-5 (Input) of ICBase-2 (74LS21).
  6. Connect Output-6 to Pin-6 (Output) of ICBase-2 (74LS21).
  7. Connect GND Port to Pin-7 (Ground) of ICBase-2 (74LS21).
  8. Connect Pin-20 (VCC) of ICBase-2 (74LS21) to VCC Port.
  9. Connect Input-10 to Pin-19 (Input) of ICBase-2 (74LS21).
  10. Connect Input-9 to Pin-18 (Input) of ICBase-2 (74LS21).
  11. Connect Input-8 to Pin-17 (Input & Output) of ICBase-2 (74LS21).
  12. Connect Input-7 to Pin-16 (Input) of ICBase-2 (74LS21).
  13. Connect Input-6 to Pin-15 (Input) of ICBase-2 (74LS21).