ADE7752BARWZ Equivalent & Substitute Parts

Part Overview

The ADE7752BARWZ is a 3-phase energy metering IC manufactured by Analog Devices Inc., housed in a 24-SOIC surface mount package. This component is classified as a Power Management (PMIC) device and is currently listed as obsolete. Due to its discontinued status, identifying functionally equivalent substitute parts is essential for system redesign, legacy product support, and procurement continuity. The ADE7752AARZ serves as an active production alternative that maintains core metering functionality while offering improved electrical characteristics.

Substiute Parts

ADE7752BARWZ

Analog Devices Inc.In Stock: 2289ADE7752BARWZ Datasheet

Current PartRFQ

ADE7752AARZ

Analog Devices Inc.In Stock: 19861ADE7752AARZ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The ADE7752AARZ qualifies as a direct substitute for the ADE7752BARWZ based on the following alignment of critical parameters:

• Meter Type: Both devices are 3-phase energy metering ICs
• Package Compatibility: Identical 24-SOIC (0.295", 7.50mm Width) surface mount package
• Supply Voltage Range: Both operate within 4.75 V ~ 5.25 V
• Operating Temperature Range: Both rated -40°C ~ 85°C
• Measurement Accuracy: Both maintain 0.1% measurement error specification
• Moisture Sensitivity: Both classified as MSL 1 (Unlimited)
• I/O Voltage Levels: Voltage - I/O High (2.4V) and Voltage - I/O Low (0.8V) are identical

The substitution is valid for applications requiring equivalent metering performance and form factor compatibility.

Parameter Comparison

Engineering Selection Recommendations

The ADE7752AARZ is the recommended substitute for the obsolete ADE7752BARWZ based on the following factors:

• Product Status: The ADE7752AARZ is in active production, ensuring long-term availability and supply chain stability, whereas the ADE7752BARWZ is obsolete.
• Regulatory Compliance: The ADE7752AARZ carries ROHS3 and REACH compliance certifications, meeting current environmental and regulatory requirements.
• Electrical Performance: All critical metering parameters—supply voltage, operating temperature, measurement accuracy, and I/O voltage levels—are identical between the two devices.
• Package Compatibility: Both devices use the identical 24-SOIC surface mount package, enabling direct PCB layout compatibility without redesign.
• Improved Supply Current: The ADE7752AARZ operates at 6mA supply current compared to 8.5mA in the original part, representing a 29% reduction in power consumption.

The ADE7752AARZ is suitable for direct substitution in new designs and legacy product updates requiring equivalent 3-phase energy metering functionality.

Frequently Asked Questions (FAQ)

Q: Can the ADE7752AARZ be used as a direct replacement for the ADE7752BARWZ on existing PCBs?

A: Yes. Both devices share identical package geometry (24-SOIC), pin configuration, supply voltage range (4.75 V ~ 5.25 V), operating temperature range (-40°C ~ 85°C), and I/O voltage levels (2.4V high, 0.8V low). No PCB modifications are required.

Q: What is the difference in input impedance between these parts?

A: The ADE7752BARWZ has an input impedance of 590kOhm, while the ADE7752AARZ has 450kOhm. This difference should be evaluated against your specific signal conditioning and measurement circuit design to ensure compatibility.

Q: Does the lower supply current of the ADE7752AARZ affect functionality?

A: No. The ADE7752AARZ operates at 6mA compared to 8.5mA in the ADE7752BARWZ. This represents improved power efficiency and does not impact metering accuracy or functional performance. Both devices maintain the same 0.1% measurement error specification.

Q: Are there any compliance differences between the two parts?

A: The ADE7752AARZ includes ROHS3 and REACH compliance certifications. The ADE7752BARWZ compliance status is not specified. For applications requiring regulatory compliance documentation, the ADE7752AARZ is the appropriate choice.

Q: What packaging options are available for the ADE7752AARZ?

A: The ADE7752AARZ is supplied in Tube packaging, which is standard for surface mount components. The original ADE7752BARWZ packaging format is not specified in available documentation.

Q: Is the ADE7752AARZ suitable for new product designs?

A: Yes. The ADE7752AARZ is in active production status with current regulatory compliance certifications, making it the appropriate choice for new designs requiring 3-phase energy metering functionality in the 24-SOIC package format.