MAX4642EUA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX4642EUA

Manufacturer

Analog Devices

Introduction

The MAX4642EUA is a high-performance analog switch designed for multiplexing and demultiplexing applications.

Product Features and Performance

SPST - NC switch circuit configuration

Dual-channel operation

Low on-state resistance of 4 Ohm

Precise channel-to-channel matching at 200mOhm

Supports a wide voltage range from 1.8V to 5.5V

Fast switching times with Ton max 15ns and Toff max 8ns

Minimal charge injection of 2pC

Low channel capacitance of 7pF for both CS(off) and CD(off)

Maximum leakage current of 250pA at IS(off)

Excellent crosstalk isolation of -97dB at 1MHz

Product Advantages

Compatible with a wide range of supply voltages

Fast switching suitable for high-speed applications

Very low on-resistance and channel matching enhance signal integrity

Minimal charge injection and low capacitance reduce signal distortion

High crosstalk attenuation ensures minimal interference between channels

Key Technical Parameters

Switch Circuit: SPST - NC

Multiplexer/Demultiplexer Circuit: 1:1

Number of Circuits: 2

On-State Resistance (Max): 4Ohm

Voltage - Supply, Single (V+): 1.8V ~ 5.5V

Switch Time (Ton, Toff) (Max): 15ns, 8ns

Charge Injection: 2pC

Channel Capacitance: 7pF

Current - Leakage (IS(off)) (Max): 250pA

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Operational over a wide temperature range ensuring reliability in varying environments

Compatibility

Mounting Type: Surface Mount

Package / Case: 8-TSSOP, 8-MSOP

Application Areas

Interface switching in communication, data acquisition, and test equipment

Signal routing for consumer electronics and professional audio/video equipment

Multiplexing for medical imaging systems and industrial process control

Product Lifecycle

Obsolete product status

Consider seeking replacements or upgrades for new designs

Key Reasons to Choose This Product

Superior signal integrity due to low on-state resistance and matching between channels

Suitable for battery-operated devices given its low power requirements

High-speed operation ideal for demanding signal switching applications

Robust construction fit for industrial operating temperatures

Capable of minimizing signal degradation with its low capacitance and charge injection features