Manufacturer Part Number
SN74ALS521N
Manufacturer
Texas Instruments
Introduction
The SN74ALS521N is a high-performance 8-bit identity comparator from Texas Instruments designed for logic comparison applications.
Product Features and Performance
8-bit binary identity comparator
Active-low output
Compatible with 74ALS series logic family
Direct interface with TTL levels
Fast propagation delay of 20ns at 5V
Product Advantages
High-speed operation and quick decision-making capability
Energy-efficient with low output current requirements
TTL-compatible for easy integration
Robust through-hole package for secure mounting
Key Technical Parameters
Type: Identity Comparator
Number of Bits: 8
Output Function: A=B
Voltage - Supply: 4.5V to 5.5V
Current - Output High, Low: 2.6mA, 24mA
Max Propagation Delay @ V, Max CL: 20ns at 5V, 50pF
Operating Temperature Range: 0°C to 70°C
Quality and Safety Features
Meets or exceeds industry standards for quality and safety
Reliable performance within the operating temperature range
Compatibility
Interchangeable with other 74ALS series devices
Suitable for TTL logic level systems
Drop-in replacement for similar identity comparators
Application Areas
Digital systems
Microprocessor or Microcontroller based systems
Data processing
Telecommunication systems
Industrial electronics
Product Lifecycle
Active status, not nearing discontinuation
Replacements or upgrades typically available in Texas Instruments' 74ALS series
Several Key Reasons to Choose This Product
Provides precise and reliable logic level comparisons
Fast and consistent propagation delays enhance system speed
Low power consumption for energy-efficient designs
Compatible with a wide range of TTL logic circuits
Produced by Texas Instruments, a reputable manufacturer in the semiconductor industry
Broad application support, from consumer electronics to industrial controls