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XNOR Gate: 74LS266

This chip includes 4 basic digital logic XNOR gates. Each XNOR gate takes in 2 inputs and gives out a HIGH output if input 1 OR input 2 is are the same (both HIGH or both LOW) but not one or the other. 

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Availability: ✅ Ships Today

Last Updated: 09/15/2025

Tinkersphere

TS3442

$1.99

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Specifications:

  • Basic XNOR (Exclusive NOR) Gate IC
  • Operating Voltage: 2V - 6V
  • 4 2-input XOR Gates on-chip
  • Pinout:
    • XNOR GATE Number 1:
      • Pin 1 & 2: Inputs
      • Pin 3: Output
    • XNOR GATE Number 2:
      • Pin 5 & 6: Inputs
      • Pin 4: Output
    • XNOR GATE Number 3:
      • Pin 8 & 9: Inputs
      • Pin 10: Output
    • XNOR GATE Number 4:
      • Pin 12 & 13: Inputs
      • Pin 11: Output
    • Power:
      • Pin 14
    • Ground:
      • Pin 7

 

Click here to download the datasheet.

 

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