LMX339AUD+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

LMX339AUD+T

Manufacturer

analog-devices

Introduction

The LMX339AUD+T is a general-purpose linear comparator designed by Analog Devices, featuring four elements and open-drain output. Suitable for a wide range of applications, it operates over a supply voltage range of 1.8V to 5.5V.

Product Features and Performance

General Purpose Comparator

Quad elements for multiple comparisons in one package

Open-drain output for flexible interfacing

Supply Voltage: 1.8V to 5.5V, accommodating a variety of logic levels

Low Input Offset Voltage: Max 7mV @ 5V

Low Input Bias Current: Max 0.25µA @ 5V, minimizing power consumption

High Output Current: 73mA @ 5V, capable of driving LEDs or providing a digital signal

Low Quiescent Current: Max 300µA, for power-efficient operation

Excellent CMRR and PSRR: 70dB, ensuring stable performance against power supply variations

Fast Propagation Delay: Max 600ns, suitable for high-speed applications

Built-in Hysteresis: 2mV, improving noise immunity

Product Advantages

Multi-channel design enhances circuit complexity without increasing footprint.

Low power consumption extends battery life in portable devices.

High output current capability for direct control of visual indicators or interfacing with digital systems.

Robust temperature range from -40°C to 125°C enables operation in extreme environments.

Key Technical Parameters

Voltage Supply, Single/Dual (±): 1.8V ~ 5.5V

Voltage Input Offset (Max): 7mV @ 5V

Current Input Bias (Max): 0.25µA @ 5V

Current Output (Typ): 73mA @ 5V

Propagation Delay (Max): 600ns

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Enhanced noise immunity with built-in 2mV hysteresis

Wide operating temperature range ensures reliable performance under extreme conditions

Compatibility

Compatible with a wide range of supply voltages for versatile application

Open-drain output facilitates easy integration with other digital components

Application Areas

Industrial control systems

Automotive electronics

Power supply monitoring

Signal conditioning circuits

Consumer electronics

Product Lifecycle

Obsolete status, highlighting the need for seeking replacements or upgrades

Potential availability of newer, enhanced alternatives

Several Key Reasons to Choose This Product

Four comparators in one package reduce overall system cost and board space.

Low power consumption and high output current offer an excellent performance-to-power ratio.

Versatile voltage supply compatibility and robust temperature range cater to a wide array of applications.

Fast propagation delay supports applications requiring quick response times.

The product’s obsolete status necessitates considering this choice for existing designs or in contexts where the specific component's unique attributes are essential, and suitable alternatives are understood.