MAX921ESA+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX921ESA+

Manufacturer

Analog Devices

Introduction

The MAX921ESA+ is a high-performance linear comparator from Analog Devices that incorporates a voltage reference, designed for applications requiring fast response times and low power consumption in a small package.

Product Features and Performance

Single comparator element

Integrated voltage reference

Output types: CMOS, TTL compatible

Propagation delay: 12µs maximum

Hysteresis: 50mV

Common Mode Rejection Ratio (CMRR): 80dB

Power Supply Rejection Ratio (PSRR): 80dB

Product Advantages

Low quiescent current of 5µA maximizes power efficiency

Wide supply voltage range: 2.5V to 11V, ±1.25V to ±5.5V

Robust operating temperature range from -40°C to 85°C

Key Technical Parameters

Input Offset Voltage: Max 10mV at 5V

Output Current (Typical): 50mA

Package: 8-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

Rigorous performance stability across temperature variations

High CMRR and PSRR for improved noise immunity

Compatibility

Surface mount package compatible with standard PCB manufacturing processes

Application Areas

Power supply control

Threshold detection and level shifting

Industrial automation systems

Signal comparison applications

Product Lifecycle

Currently active with no announced discontinuation

Availability of replacements or upgrades is maintained

Several Key Reasons to Choose This Product

Fast response time suitable for rapid signal processing

Ultra-low power consumption for battery-powered devices

High accuracy with minimal error due to low input offset voltage

Versatile usability across a broad range of supply voltages and temperatures

Reliable performance ensured by high-quality standards and robust safety features