ADUM1401WSRWZ53

Overview

The ADUM1401WSRWZ53 is a four-channel digital isolator from the Analog Devices ADUM1401 series, housed in a 16-SOIC package. It operates on a supply voltage range of 2.7 V to 5.5 V and supports data rates up to 90 Mb/s with a propagation delay of 100 ns. The device provides 2500 Vrms isolation via magnetic coupling and features a configuration of three transmitters and one receiver. It is qualified under AEC-Q100 standards for automotive applications and functions within a temperature range of -40°C to +125°C.

Feature Summary

• Provides galvanic isolation between circuits using magnetic coupling technology.
• Features unidirectional signal transmission with a 3:1 transmitter-to-receiver channel configuration.
• Includes high common-mode transient immunity capabilities for noisy environments.
• Meets automotive qualification requirements for reliability in harsh conditions.

Applications

• Automotive electronic control units requiring isolated communication interfaces
• Industrial automation systems needing robust signal isolation
• Medical equipment utilizing isolated data transmission channels

Procurement Notes

Verify the specific suffix '53' against official manufacturer documentation to confirm any distinct manufacturing or material specifications compared to standard variants. Confirm current availability status as distribution listings may indicate limited stock or discontinuation phases. Ensure compatibility with existing PCB footprints and reflow soldering profiles specified in the datasheet.

Selection Notes

Select this component when a four-channel unidirectional isolator with automotive qualification is required. The 16-SOIC package suits surface-mount assembly processes. Consider the 2500 Vrms isolation rating and 90 Mb/s data rate for high-speed digital isolation needs. Verify power consumption requirements against the specified operating currents for both logic sides.

Part Context

This part belongs to the ADUM1401 family of general-purpose digital isolators. It utilizes iCoupler technology to integrate transformer-based isolation into CMOS semiconductor processes. The series offers various channel configurations and packaging options to support diverse interface requirements in industrial and automotive sectors.

Replacement Considerations

ADUM1401WSRWZ serves as a parameter-equivalent alternative within the same product line. Both parts share identical electrical characteristics and pinouts, differing primarily in packaging format or manufacturing revision details documented by the manufacturer.