LM339N - Fairchild Semiconductor

Manufacturer Part Number

LM339N

Manufacturer

Texas Instruments

Introduction

LM339N is a quad differential comparator designed for use in level detection, low-level sensing and memory applications in consumer, industrial, and automotive markets.

Product Features and Performance

Quad differential inputs

General Purpose comparator

Open-collector outputs

Single or dual supply operation

Product Advantages

Operational with a wide supply voltage range

Low input bias current

Capable of driving loads

Key Technical Parameters

Number of Elements: 4

Voltage - Supply, Single/Dual (±): 2V ~ 30V, ±1V ~ 15V

Voltage - Input Offset (Max): 5mV @ 30V

Current - Input Bias (Max): 0.25µA @ 5V

Current - Output (Typ): 20mA

Current - Quiescent (Max): 2.5mA

Operating Temperature: 0°C ~ 70°C

Package / Case: 14-DIP

Quality and Safety Features

Reliable performance across a wide range of operating conditions

Compatibility

Compatible with DIP-14 socket and can be used in various circuits that support the voltage and current specifications

Application Areas

Level detection

Voltage monitoring

Signal conditioning

Window comparators

Automotive systems

Industrial controls

Product Lifecycle

Product Status: Active

The LM339N is not indicated as nearing discontinuation and is widely supported with availability for replacements or upgrades.

Several Key Reasons to Choose This Product

Versatile use in multiple electronic applications

Robust design ensuring reliability

Accessible for educational, hobbyist, or prototyping work

Proven track record and support from Texas Instruments

Ease of integration into existing and new designs