MAX4641EUA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX4641EUA

Manufacturer

Analog Devices

Introduction

The MAX4641EUA is an SPST (Single-Pole Single-Throw) analog switch, designed for interface applications in analog signal switching.

Product Features and Performance

SPST-NO (Normally Open) configuration

1:1 Multiplexer/Demultiplexer functionality

2 independent circuits

Low on-state resistance of 4 ohms

Tight channel-to-channel matching (ΔRon of 200mOhm)

Flexible voltage supply range from 1.8V to 5.5V

Fast switching times (Ton, Toff) of 15ns and 8ns, respectively

Low charge injection of 2pC

Low channel capacitance of 7pF (CS(off), CD(off))

High crosstalk isolation of -97dB at 1MHz

Low leakage current (Max 250pA)

Operating temperature range of -40°C to 85°C

Product Advantages

Excellent signal integrity and minimal distortion due to low on-state resistance and charge injection

Compatible with single supply operation, simplifying power management in mixed-voltage systems

Ultra-fast switching suitable for high-speed applications

High isolation between channels ensures minimal signal interference

Key Technical Parameters

On-State Resistance (Max): 4 Ohm

Channel-to-Channel Matching (ΔRon): 200mOhm

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

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

Charge Injection: 2pC

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

Crosstalk: -97dB @ 1MHz

Quality and Safety Features

Robust design supporting wide operating temperature range for reliable operation under extreme conditions

Compatibility

Surface mount technology for compatibility with modern PCB manufacturing processes

Suitable for use in single-supply systems

Application Areas

Signal routing in audio, video, and data applications

Power supply management

Communication systems

Portable devices

Test and measurement equipment

Product Lifecycle

Obsolete status, indicating the end of its production cycle. Alternatives or upgrade paths should be considered.

Key Reasons to Choose This Product

High performance in signal switching with minimal disruption due to low on-state resistance and charge injection

Flexibility in power supply requirements, supporting a wide range of systems

Fast switching capabilities enable high-speed signal processing without significant delays

High signal isolation maintains integrity in dense multi-channel environments

Obsolete status necessitates consideration for future-proofing designs with equivalent or superior replacements