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MC74F521DWR2 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
MC74F521DWR2MOT518Yes

MC74F521DWR2 is a high-speed 8-bit identity comparator manufactured by ON Semiconductor (formerly Motorola).

The MC74F521DWR2 is a high-speed 8-bit identity comparator manufactured by ON Semiconductor (formerly Motorola).

Manufacturer:

  • MOT (Motorola, now part of ON Semiconductor)

Specifications:

  • Logic Type: 8-Bit Identity/Magnitude Comparator
  • Technology: Fast (F) Series
  • Supply Voltage (VCC): 4.5V to 5.5V
  • Operating Temperature Range: 0°C to +70°C
  • Package: SOIC-20 (DWR2)
  • Propagation Delay: Typically 6.5ns (max 10ns)
  • Input/Output Compatibility: TTL
  • Output Type: Active Low (Open Collector)
  • Power Dissipation: ~500mW (max)

Descriptions:

  • Compares two 8-bit binary words (A0-A7 and B0-B7) and provides an active-low output (P=Q) when they match.
  • Features cascading inputs for expansion to larger word sizes.
  • Designed for high-speed arithmetic and logic operations.

Features:

  • High-Speed Operation: Optimized for fast comparison.
  • TTL-Compatible Inputs/Outputs: Ensures compatibility with standard logic levels.
  • Expandable: Can be cascaded for wider data comparisons.
  • Open-Collector Output: Allows wired-OR connections.
  • Low Power Consumption: Efficient for high-performance applications.

This part is commonly used in digital systems for equality checking, memory addressing, and control logic applications.

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