Half subtractor basic gates

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Preview of Half subtractor basic gates with 74LS08, 74LS86 and 74LS04 ICs
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Tutorial

Start by tapping on Next button.

1. Click on 'Next' button to Add IC-74LS04,74LS86,74LS08

Click on 'Next' button to Add IC-74LS04,74LS86,74LS08

2. Click on 'Next' button to Connect GND and VCC of all ICs

Click on 'Next' button to Connect GND and VCC of all ICs

3. Click on 'Next' button to Connect Input 'A' to Pin-1 of Ex-OR Gate

Click on 'Next' button to Connect Input 'A' to Pin-1 of Ex-OR Gate

4. Click on 'Next' button to Connect Input 'B' to Pin-2 of Ex-OR Gate

Click on 'Next' button to Connect Input 'B' to Pin-2 of Ex-OR Gate

5. Click on 'Next' button to Connect Input 'A' to Pin-1 of NOT Gate

Click on 'Next' button to Connect Input 'A' to Pin-1 of NOT Gate

6. Click on 'Next' button to Connect Output of NOT Gate-1 to Pin-1 of AND Gate

Click on 'Next' button to Connect Output of NOT Gate-1 to Pin-1 of AND Gate

7. Click on 'Next' button to Connect Input 'B' to Pin-2 of AND Gate

Click on 'Next' button to Connect Input 'B' to Pin-2 of AND Gate

8. Click on 'Next' button to Connect Output of EX-OR Gate to output port as 'Difference'

Click on 'Next' button to Connect Output of EX-OR Gate to output port as 'Difference'

9. Click on 'Next' button to Connect Output of AND Gate to output port as 'Borrow'

Click on 'Next' button to Connect Output of AND Gate to output port as 'Borrow'

Done

You have completed the tutorial. Power on the circuit to test the behavior.

Step-by-Step Procedure

  1. Click on 'Next' button to Add IC-74LS04,74LS86,74LS08
  2. Click on 'Next' button to Connect GND and VCC of all ICs
  3. Click on 'Next' button to Connect Input 'A' to Pin-1 of Ex-OR Gate
  4. Click on 'Next' button to Connect Input 'B' to Pin-2 of Ex-OR Gate
  5. Click on 'Next' button to Connect Input 'A' to Pin-1 of NOT Gate
  6. Click on 'Next' button to Connect Output of NOT Gate-1 to Pin-1 of AND Gate
  7. Click on 'Next' button to Connect Input 'B' to Pin-2 of AND Gate
  8. Click on 'Next' button to Connect Output of EX-OR Gate to output port as 'Difference'
  9. Click on 'Next' button to Connect Output of AND Gate to output port as 'Borrow'

Block Diagram

Block diagram representing pin diagram of Half subtractor basic gates with 74LS08, 74LS86 and 74LS04 ICs

ICs used in this circuit with pin diagram

Pin diagram of Quad 2-input AND Gates - 74LS08

74LS08

Quad 2-input AND Gates
Pin diagram of Quad 2-input Exclusive-OR Gates - 74LS86

74LS86

Quad 2-input Exclusive-OR Gates
Pin diagram of Hex Inverting Gates - 74LS04

74LS04

Hex Inverting Gates


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