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Logic Gate XNOR 74HC266N

The 74HC266N is part of the 74HC family of high speed CMOS logic devices. Each of the four XNOR gates produces a high output when its two inputs are equal. When the inputs differ, the output remains low. This behavior makes the device useful for equality comparison and logic control tasks. The IC offers fast switching speeds combined with low power consumption. Its small size and cost effectiveness make it suitable for a wide range of digital electronics projects.

Package Includes:

  • 1 x 74HC266N XNOR logic gate IC

XNOR Logic Gate
5.25 AED 5.25 AED (Tax included)

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Features:

  • Quad XNOR gate in a single package
  • Operates with supply voltage from 2V to 6V
  • Compatible with TTL and CMOS logic levels
  • High speed switching performance
  • Low power consumption
  • Wide operating temperature range
  • Compact 14 pin DIP package

Specifications:

  • Logic Type: XNOR
  • Number of Gates: 4
  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40 C to 125 C
  • Package Type: 14 pin DIP

Principle of Operation:

Each XNOR gate compares two binary input signals. When both inputs are identical, the output switches to a high state. When the inputs differ, the output switches to a low state. The internal CMOS structure ensures efficient operation with minimal power usage.

Pin Description:

  • Inputs: Pins 1, 2, 5, 6, 9, 10, 12, 13
  • Outputs: Pins 3, 7, 11, 14
  • Ground: Pin 4
  • Supply Voltage: Pin 8

Logic Function:

The output is high only when both input signals are equal. This function is commonly used for comparing binary values.

Applications:

  • Binary comparison circuits
  • Parity checking systems
  • Arithmetic logic circuits
  • Memory and address decoding circuits
  • Control and automation systems

Comparison:

Compared to the 74SL266, the 74HC266N offers lower power consumption and a wider operating voltage range. While the 74SL266 provides faster switching speeds, it consumes significantly more power and operates at a fixed voltage range.