MAX9142ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX9142ESA

Manufacturer

Analog Devices

Introduction

MAX9142ESA is a high-speed, dual comparator designed for applications requiring fast response times.

Product Features and Performance

General Purpose comparator

Dual comparator design

High-speed operation with 40ns propagation delay

Low input offset voltage of 2mV at 5V

Low input bias current of 0.32µA at 5V

Push-pull, TTL/CMOS compatible outputs

Product Advantages

Excellent CMRR and PSRR of 81.94dB

Low quiescent current of 300µA max

Wide supply voltage range from 2.7V to 5.5V

Designed with hysteresis for improved noise immunity

Key Technical Parameters

Number of Elements: 2

Output Type: CMOS, Push-Pull, TTL

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

Voltage - Input Offset (Max): 2mV @ 5V

Current - Input Bias (Max): 0.32µA @ 5V

Current - Quiescent (Max): 300µA

CMRR, PSRR (Typ): 81.94dB

Propagation Delay (Max): 40ns

Hysteresis: 1.5mV

Operating Temperature: -40°C ~ 85°C

Package / Case: 8-SOIC

Quality and Safety Features

Robust operating temperature range

High common-mode rejection ratio for stable operation

Compatibility

Output compatible with TTL and CMOS logic levels

Surface mount 8-SOIC package

Application Areas

High-speed signal processing

Automatic test equipment

Zero-crossing detectors

Window comparators

Battery-operated systems

Product Lifecycle

Obsolete status

Consult manufacturer for replacement or upgrade options

Several Key Reasons to Choose This Product

Fast response time suitable for quick signal comparison

Low input offset voltage contributes to precision signal processing

Dual comparator functionality saves space and cost

Ability to operate on low-power supply desirable for battery-powered devices

High CMRR and PSRR ensure signal integrity against power supply variations

Convenient SOIC package for easy PCB design and assembly