AD71128ARSZ Equivalent & Substitute Parts

Part Overview

The AD71128ARSZ is an energy measurement integrated circuit manufactured by Analog Devices Inc., classified as a Power Management (PMIC) component. This device functions as a meter IC for energy measurement applications. The AD71128ARSZ is currently listed with an Obsolete product status, which necessitates identification of functionally equivalent alternatives for ongoing design requirements and component procurement.

Substiute Parts

AD71128ARSZ

Analog Devices Inc.In Stock: 709AD71128ARSZ Datasheet

Current PartRFQ

ADE7753ARSZ

Analog Devices Inc.In Stock: 16024ADE7753ARSZ Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The ADE7753ARSZ is identified as a substitute for the AD71128ARSZ based on the following substitution criteria:

Manufacturer Alignment: Both components are manufactured by Analog Devices Inc., ensuring consistent design philosophy, quality standards, and technical support continuity.

Functional Category: Both devices operate within the Power Management (PMIC) category and serve energy metering applications.

Meter IC Classification: Both components function as meter integrated circuits designed for energy measurement, establishing functional equivalence for metering system implementations.

Moisture Sensitivity Level: Both parts share an MSL rating of 1 (Unlimited), indicating identical moisture handling and storage requirements.

Compliance Status: The substitute part maintains active product status with current manufacturing availability, RoHS3 compliance, and REACH unaffected designation, providing long-term supply chain stability.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The AD71128ARSZ carries an Obsolete designation, indicating discontinued manufacturing and limited long-term availability. The ADE7753ARSZ maintains Active product status with confirmed manufacturing continuity and substantial inventory availability (15,985 pieces in stock versus 638 pieces for the obsolete part).

Compliance and Certification: The ADE7753ARSZ provides superior compliance documentation, including RoHS3 compliance certification and REACH unaffected status. These certifications ensure regulatory alignment for applications subject to environmental and hazardous substance restrictions.

Supply Chain Stability: Selection of the ADE7753ARSZ provides access to active manufacturing channels, established distribution networks, and predictable long-term component availability. This eliminates supply chain risk associated with obsolete component procurement.

Functional Equivalence: Both components operate as energy measurement meter ICs within the Analog Devices power management portfolio, with identical moisture sensitivity classifications and surface mount implementation.

Frequently Asked Questions (FAQ)

Q: Why is the AD71128ARSZ listed as Obsolete?

A: The AD71128ARSZ has reached end-of-life status within Analog Devices' product portfolio. Obsolete designation indicates discontinued manufacturing and the transition of the product line to successor devices.

Q: Can the ADE7753ARSZ directly replace the AD71128ARSZ in existing designs?

A: The ADE7753ARSZ functions as an energy meter IC from the same manufacturer with equivalent MSL rating and surface mount implementation. Design integration requires verification of specific electrical parameters and pin configuration compatibility with the original application circuit.

Q: What is the difference between SSOP and 20-SSOP packaging?

A: The ADE7753ARSZ utilizes 20-SSOP (Shrink Small Outline Package) with 0.209" width and 5.30mm pitch specification. This represents a standardized surface mount package format. Compatibility depends on PCB layout design and footprint specifications of the original application.

Q: Does the ADE7753ARSZ meet the same environmental standards as the AD71128ARSZ?

A: The ADE7753ARSZ exceeds the environmental compliance profile of the obsolete part, providing RoHS3 compliance and REACH unaffected status. Both components share identical MSL 1 (Unlimited) moisture sensitivity classification.

Q: What inventory considerations apply to this substitution?

A: The ADE7753ARSZ maintains substantial active inventory (15,985 pieces), ensuring reliable procurement for production requirements. The AD71128ARSZ inventory (638 pieces) represents limited remaining stock of an obsolete component.

Q: Are there any electrical parameter differences between these components?

A: The ADE7753ARSZ provides documented electrical specifications including 390kOhm input impedance, 0.1% measurement error, 3mA supply current, and 4.75V to 5.25V supply voltage range. These parameters establish the electrical operating envelope for the substitute component in energy metering applications.