MAX989EUA-T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX989EUA-T

Manufacturer

Analog Devices

Introduction

The MAX989EUA-T is a general-purpose linear comparator designed for precision and reliability in dual-element configurations, optimized for low-power operations.

Product Features and Performance

Dual comparator elements

Output types include CMOS, Push-Pull, Rail-to-Rail, and TTL compatible

Optimized for low voltage supply and dual supply modes

Excellent CMRR and PSRR of 80dB

Maximum propagation delay of 450ns

Features hysteresis of ±3mV for improved noise performance

Product Advantages

Low voltage operation suitable for battery-powered devices

High impedance inputs minimizing the loading effect

Robust rail-to-rail output driving capability

Ultra-low input bias current of 1pA at 5.5V ensures minimal power consumption

Compact 8-TSSOP/8-MSOP package for space-sensitive applications

Key Technical Parameters

Supply Voltage: 2.5V to 5.5V, ±1.25V to 2.75V

Input Offset Voltage: 5mV max at 5.5V

Quiescent Current: 24µA max

Hysteresis: ±3mV

Operating Temperature: -40°C to 85°C

Quality and Safety Features

High common-mode rejection and power supply rejection ratio

Operates in extended industrial temperature ranges

Compatibility

Compatible with CMOS, TTL, and other logic families through rail-to-rail outputs

Application Areas

Battery monitoring systems

Threshold detectors and window comparators

Zero-crossing detectors

Industrial control systems

Product Lifecycle

Product status: Obsolete

No direct replacement or upgrades available; check for alternative solutions based on similar specifications

Several Key Reasons to Choose This Product

Dual comparator unit increases system reliability and flexibility

Low operating power requirements suitable for portable electronics

Exceptional tolerance to temperature fluctuations

Advanced output drive capability compatible with various logic families

Extremely low input bias current reduces interference and energy consumption