Manufacturer Part Number
CD54HC688F3A
Manufacturer
Texas Instruments
Introduction
High-speed CMOS Logic 8-Bit Identity Comparator
Product Features and Performance
8-bit binary comparison
High-speed performance
Active low output
Output function indicates equality
Wide operating voltage range from 2V to 6V
Low power consumption
Minimal propagation delay
Product Advantages
Ensures precise and quick comparisons
Operable with varied power supplies
Compatible with TTL devices
Durable over a wide range of operating temperatures
Key Technical Parameters
Number of Bits: 8
Output: Active Low
Voltage Supply: 2V ~ 6V
Current Output High, Low: 5.2mA
Max Propagation Delay @ V, Max CL: 29ns @ 6V, 50pF
Current Quiescent (Iq): 8 µA
Operating Temperature: -55°C ~ 125°C
Quality and Safety Features
Tested over full military temperature range
Reliable ceramic dual-in-line package
Compatibility
TTL compatible
Application Areas
Industrial control systems
Data processing systems
Computer motherboards
Digital systems requiring comparison functionality
Product Lifecycle
Currently active
Consult Texas Instruments for potential future discontinuation or replacement information
Several Key Reasons to Choose This Product
Texas Instruments' reputation for high-quality and reliable components
Broad operating temperature range suitable for demanding environments
Low quiescent current for power-sensitive applications
Fast response time enhances system performance
Versatility in voltage supply compatibility allows for integration in various circuit designs
The ceramic package provides long-term durability and reliability
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