MAX921CUA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX921CUA

Manufacturer

Analog Devices

Introduction

The MAX921CUA is a high-performance, low-power linear comparator from Analog Devices, designed for use with a voltage reference.

Product Features and Performance

Type: Linear Comparator with Voltage Reference

Number of Elements: 1

Output Type: CMOS, TTL compatible

Voltage Supply Range: 2.5V to 11V single, ±1.25V to ±5.5V dual

Input Offset Voltage: 10mV at 5V

Current Output: Up to 50mA

Quiescent Current: Up to 5µA

CMRR and PSRR: 80dB each

Propagation Delay: Up to 12µs

Hysteresis: 50mV

Operating Temperature Range: 0°C to 70°C

Mounting Type: Surface Mount

Package: 8-TSSOP, 8-MSOP (Width 3.00mm)

Product Advantages

Low quiescent current enhances power efficiency

High CMRR and PSRR impart stability against common-mode and power supply variations

Compatible with both single and dual power supply operations

Suitable for TTL and CMOS technologies

Key Technical Parameters

Single/Dual Supply Voltage: 2.5V to 11V / ±1.25V to ±5.5V

Maximum Propagation Delay: 12µs

Input Offset Voltage: 10mV at 5V

Output Current Capacity: 50mA

Operating Temperature: 0°C to 70°C

Quality and Safety Features

Robust CMRR and PSRR for reliable performance under varying conditions

Compatibility

Can interface with CMOS, TTL logic systems

Application Areas

Industrial electronics

Automation systems

Signal conditioning modules

Product Lifecycle

Product Status: Obsolete

Replacement or upgrade options may be available under newer part numbers or series

Reasons to Choose This Product

Minimal power consumption with maximum output efficiency

High interference rejection through robust CMRR and PSRR

Versatile in accommodating both single and dual power supplies

TTL and CMOS output compatibility accommodates a variety of digital systems

Specially designed for stable operation across a broad range of temperatures and conditions