AD5324ARM Equivalent & Substitute Parts

Part Overview

The AD5324ARM is a 12-bit digital-to-analog converter (DAC) with 4 channels, designed for data acquisition applications requiring voltage output buffering. Manufactured by Analog Devices Inc., this component features a String DAC architecture with SPI/DSP interface compatibility and operates across a -40°C to 105°C temperature range.

The AD5324ARM is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance requirements for systems utilizing this component.

Substiute Parts

AD5324ARM

Analog Devices Inc.In Stock: 1381AD5324ARM Datasheet

Current PartRFQ

AD5324ARMZ

Analog Devices Inc.In Stock: 15123AD5324ARMZ Datasheet

DirectRFQ

AD5684RBRUZ

Analog Devices Inc.In Stock: 2172AD5684RBRUZ Datasheet

SimilarRFQ

AD5324BRMZ

Analog Devices Inc.In Stock: 15235AD5324BRMZ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the AD5324ARM are categorized based on electrical and mechanical compatibility:

Direct Manufacturer Equivalent (AD5324ARMZ): Identical electrical specifications and package configuration. Differs only in packaging format (Tube vs. original specification) and product status (Active vs. Obsolete). This part maintains full pin-for-pin and functional compatibility.

Parametric Equivalent (AD5324BRMZ): Shares identical electrical parameters, package type, and pin configuration with the main part. Represents an active production variant within the same product family, offering equivalent performance characteristics.

Similar Substitute (AD5684RBRUZ): Maintains core functional equivalence (12-bit, 4-channel DAC, String DAC architecture, SPI/DSP interface, buffered voltage output, -40°C to 105°C operation). Differs in package format (16-TSSOP vs. 10-MSOP), settling time (7µs vs. 10µs), and supply voltage ranges. This part requires PCB layout modification due to different pin count and package dimensions.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (No Design Changes): AD5324ARMZ and AD5324BRMZ are recommended as primary substitutes. Both maintain identical package footprints (10-MSOP), electrical specifications, and pin configurations. AD5324ARMZ and AD5324BRMZ are active production parts with RoHS3 compliance and REACH unaffected status, ensuring long-term supply availability and regulatory compliance.

For Design Flexibility: AD5684RBRUZ offers improved performance characteristics (7µs settling time vs. 10µs, superior INL/DNL specifications) and expanded supply voltage flexibility (1.8V digital supply minimum). This part requires PCB redesign due to 16-pin TSSOP packaging versus 10-pin MSOP. Selection of AD5684RBRUZ is appropriate when design modifications are feasible and enhanced performance specifications are beneficial.

All substitute parts are manufactured by Analog Devices Inc. and maintain the same functional architecture (String DAC, 12-bit, 4-channel configuration) and interface protocols (SPI/DSP).

Frequently Asked Questions (FAQ)

Q: Can AD5324ARMZ be used as a direct replacement for AD5324ARM? A: Yes. AD5324ARMZ is electrically and mechanically identical to AD5324ARM. The only difference is packaging format (Tube) and product status (Active). No design changes are required for direct substitution.

Q: What is the difference between AD5324ARMZ and AD5324BRMZ? A: Both parts are pin-for-pin compatible with identical electrical specifications and 10-MSOP packaging. AD5324BRMZ represents an alternative production variant within the same product family. Both are suitable for direct replacement applications.

Q: Can AD5684RBRUZ replace AD5324ARM without PCB modifications? A: No. AD5684RBRUZ uses 16-TSSOP packaging (16 pins, 4.40mm width) versus the 10-MSOP package (10 pins, 3.00mm width) of AD5324ARM. PCB layout redesign is required. However, functional compatibility is maintained for applications where package change is acceptable.

Q: What are the key performance differences between AD5324ARM and AD5684RBRUZ? A: AD5684RBRUZ offers faster settling time (7µs vs. 10µs) and superior linearity specifications (INL/DNL ±0.12, ±1 Max vs. ±2, ±0.2). AD5684RBRUZ also supports internal reference options and lower digital supply voltage (1.8V minimum vs. 2.5V minimum).

Q: Are all substitute parts RoHS compliant? A: AD5324ARMZ, AD5324BRMZ, and AD5684RBRUZ are all RoHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: Which substitute part should be selected for new designs? A: For new designs requiring the 10-MSOP package and standard performance, AD5324ARMZ or AD5324BRMZ are recommended. For applications benefiting from improved performance and flexible supply voltage requirements, AD5684RBRUZ is suitable if package change is accommodated in the design.