SN54LS85J - Texas Instruments

Manufacturer Part Number

SN54LS85J

Manufacturer

Texas Instruments

Introduction

The SN54LS85J is a 4-bit magnitude comparator designed for applications in digital logic systems.

Product Features and Performance

Implements comparison of two 4-bit binary, BCD, or other monotonic codes

Performs AB output functions

High-level logic performance with 54LS technology

Product Advantages

Durable military-grade temperature range

High-precision operation with a maximum of 45ns propagation delay

Direct drive to TTL switches and transistors

Key Technical Parameters

4-bit binary magnitude comparison

Supply Voltage: 4.5V to 5.5V

Active High Outputs

Output Current: High 400µA; Low 4mA

Propagation Delay: 45ns at 5V, 15pF

Quiescent Current: 20mA

Operating Temperature Range: -55°C to 125°C

Quality and Safety Features

Certified operational between extreme temperature ranges

Meets stringent military qualifications

Compatibility

Direct interface with TTL logic levels

Compatible with Series 54LS and other TTL logic families

Application Areas

Digital data processing

Computers and computer peripherals

Instrumentation and control systems

Logic comparison applications

Product Lifecycle

Currently active

No indication of discontinuation

Replacement and upgrade options available within Texas Instruments 54LS logic series

Several Key Reasons to Choose This Product

Texas Instruments' reputation for reliability and quality

Extensive operating temperature suitable for military and industrial applications

Minimal propagation delay for high-speed digital logic performance

Compatibility with a wide range of logic systems and components

Longstanding presence in the market ensuring support and availability