SN54LS688J - Texas Instruments

Manufacturer Part Number

SN54LS688J

Manufacturer

Texas Instruments

Introduction

The SN54LS688J is an 8-bit identity comparator designed for logic comparison applications, facilitating byte matching processes in computing and digital systems.

Product Features and Performance

8-bit binary comparison

Active low output

Ability to match exact binary values

Low propagation delay: 23ns at 5V 45pF

Through-hole mounting type for secure installation

Product Advantages

Precise and efficient processing due to specialized design for identity comparison

Supports a broad voltage supply range from 4.5V to 5.5V

Durable with high-temperature operational capability

Key Technical Parameters

Number of Bits: 8

Output: Active Low

Output Function: A=B

Voltage Supply: 4.5V ~ 5.5V

Current Output High, Low: 400µA, 12mA

Max Propagation Delay @ V, Max CL: 23ns @ 5V, 45pF

Current Quiescent (Iq): 65 mA

Operating Temperature: -55°C ~ 125°C

Quality and Safety Features

Built to withstand extreme temperature ranges for operation in various environments

Low quiescent current for power efficiency and safety

Compatibility

Integrates well with other 54LS series logic devices

Compatible with systems requiring precise voltage levels ranging between 4.5V and 5.5V

Application Areas

Digital signal processing

Data integrity checks in computing systems

Telecommunications system monitoring

Byte matching applications in embedded systems

Product Lifecycle

Current status: Active

Continuously supported with no current plans for discontinuation

Several Key Reasons to Choose This Product

High precision in data comparison

Wide range of operating temperatures making it suitable for diverse environments

Low power consumption enhancing system efficiency

Texas Instruments' reliability and support in semiconductor industry