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74ACT521 from F

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74ACT521

Manufacturer: F

8-Bit Identity Comparator

Partnumber Manufacturer Quantity Availability
74ACT521 F 2 In Stock

Description and Introduction

8-Bit Identity Comparator The 74ACT521 is a high-speed CMOS logic device manufactured by Fairchild Semiconductor (now part of ON Semiconductor). It is an 8-bit identity comparator that compares two 8-bit binary words and provides a high output when the two words are identical. Key specifications include:

- **Logic Family**: ACT (Advanced CMOS Technology)
- **Supply Voltage (VCC)**: 4.5V to 5.5V
- **Operating Temperature Range**: -40°C to +85°C
- **Propagation Delay**: Typically 7.5 ns at 5V
- **Input Current**: ±1 µA (max)
- **Output Current**: ±24 mA (max)
- **Package Options**: 20-pin DIP, SOIC, TSSOP
- **Features**: 
  - High-speed operation
  - Low power consumption
  - TTL-compatible inputs
  - Outputs source/sink 24 mA

The device is commonly used in applications requiring fast data comparison, such as in microprocessors, memory systems, and digital signal processing.

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