MAX391ESE+T

Analog Switches, Multiplexers, Demultiplexers Overview

The MAX391ESE+T is a precision, quad, single-pole single-throw (SPST) analog switch manufactured by Analog Devices Inc. under the Maxim Integrated brand. It operates within a single supply voltage range of 3 V to 15 V or dual supplies of ±3 V to ±8 V. The device features a maximum on-resistance of 35 Ohms and supports a switching current of 30 mA. Key timing parameters include a maximum turn-on time of 130 ns and a maximum turn-off time of 75 ns. It is housed in a 16-pin SOIC-Narrow package with a maximum power dissipation of 696 mW.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Provides four independent SPST analog switches for signal routing applications.
• Ensures high signal integrity through low on-resistance and precise channel matching.
• Supports flexible power configurations using either single or dual supply voltages.

Analog Switches, Multiplexers, Demultiplexers Applications

• Signal multiplexing in data acquisition systems
• Audio and video signal path switching
• Programmable gain amplifier input selection

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify component authenticity by checking the manufacturer marking against official datasheet specifications. Confirm the presence of the '+' suffix indicates RoHS compliance. Ensure the SOIC-Narrow-16 package dimensions match design requirements before integration into production assemblies.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when multiple isolated analog channels require precise switching with minimal distortion. Consider the 35 Ohm on-resistance limit for signal loss calculations. Verify that the operating temperature range meets environmental constraints for the specific deployment scenario.

Analog Switches, Multiplexers, Demultiplexers Part Context

This part belongs to the MAX391 series of precision analog switches. It shares functional similarities with other quad SPST devices but is distinguished by its specific resistance and speed characteristics. The ESE suffix denotes the narrow SOIC package variant suitable for surface-mount assembly.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

The ADG441BNZ is a documented substitute option. Verify pin compatibility and electrical parameter alignment before replacement. Ensure the alternative package type matches the existing footprint constraints.