MAX944ESD - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX944ESD

Manufacturer

Analog Devices

Introduction

The MAX944ESD is a quad, low-voltage, high-speed linear comparator designed for use in systems requiring fast response times and low power consumption.

Product Features and Performance

General Purpose Linear Comparator

Contains four independent comparator elements

CMOS, Push-Pull, TTL compatible output types

Low input offset voltage

Ultra-low input bias current

High common-mode rejection ratio and power supply rejection ratio

Fast propagation delay

Product Advantages

Low power operation suitable for battery-powered systems

Multiple comparators in a single package for space efficiency

High precision with low input offset voltage and low bias current

Compatible with a variety of digital logic families due to CMOS and TTL outputs

Key Technical Parameters

Number of Elements: 4

Voltage - Supply, Single/Dual (±): 2.7V to 5.5V

Voltage - Input Offset (Max): 2mV at 5.5V

Current - Input Bias (Max): 0.15µA at 5.5V

Current - Quiescent (Max): 600µA

CMRR, PSRR (Typ): 81.94dB CMRR, 81.94dB PSRR

Propagation Delay (Max): 80ns

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Designed to meet stringent industrial standards

Robust operating temperature range for use in harsh environments

High CMRR and PSRR for stability in noisy environments

Compatibility

Outputs compatible with CMOS, TTL logic levels

Suitable for use with a wide range of supply voltages

Application Areas

Battery-powered devices

Threshold detection

Zero-crossing detectors

Window comparators

Level shifting applications

Product Lifecycle

Obsolete product

Availability of replacements or upgrades should be verified with manufacturer or authorized distributors

Several Key Reasons to Choose This Product

Ideal for systems where high-speed comparison is crucial

Minimizes power consumption, extending battery life

Accommodates four comparator functions in one device, reducing board space

Provides reliable operation under variable environmental conditions

Ease of integration with various circuit designs due to logic level compatibility