AD5338BRM Equivalent & Substitute Parts

Part Overview

The AD5338BRM is a 10-bit Digital to Analog Converter (DAC) with 2 channels, dual supply capability, and I2C interface, manufactured by Analog Devices Inc. in 8-MSOP surface mount packaging. The main part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Substiute Parts

AD5338BRM

Analog Devices Inc.In Stock: 871AD5338BRM Datasheet

Current PartRFQ

AD5338BRMZ

Analog Devices Inc.In Stock: 22683AD5338BRMZ Datasheet

DirectRFQ

AD5338RBRUZ

Analog Devices Inc.In Stock: 3495AD5338RBRUZ Datasheet

SimilarRFQ

AD5338ARMZ

Analog Devices Inc.In Stock: 1353AD5338ARMZ Datasheet

Parametric EquivalentRFQ

AD5338ARMZ-1

Analog Devices Inc.In Stock: 55716AD5338ARMZ-1 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the AD5338BRM is determined by matching the following critical parameters: 10-bit resolution, dual D/A converter configuration, I2C interface, buffered voltage output, external reference capability, and operating temperature range of -40°C to 105°C.

Substitute parts are grouped into two categories:

Direct Package Equivalent (8-MSOP): Parts maintaining identical package, pin count, and electrical specifications, enabling direct board-level replacement without layout modification.

Similar Configuration (16-TSSOP): Parts with identical functional specifications but different package form factor, requiring PCB redesign and layout adjustment.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (No PCB Modification): AD5338BRMZ, AD5338ARMZ, and AD5338ARMZ-1 are recommended as primary substitutes. All three maintain the 8-MSOP package footprint, identical electrical specifications, and pin compatibility with the obsolete AD5338BRM. AD5338ARMZ-1 offers the highest inventory availability at 55,655 units. All active substitutes carry ROHS3 compliance and REACH unaffected status, meeting modern regulatory requirements.

For Enhanced Performance (PCB Redesign Required): AD5338RBRUZ provides improved settling time (7µs versus 9µs) and internal reference capability, but requires PCB layout modification due to 16-TSSOP packaging. This option is suitable for new designs where layout flexibility exists and faster settling time is beneficial.

Frequently Asked Questions (FAQ)

Q: Can AD5338BRMZ be used as a direct replacement for AD5338BRM? A: Yes. AD5338BRMZ maintains identical pin configuration, package footprint (8-MSOP), and electrical specifications including 10-bit resolution, dual D/A converters, I2C interface, and operating temperature range. No PCB modification is required.

Q: What is the difference between AD5338ARMZ and AD5338ARMZ-1? A: Both parts are parametrically equivalent with identical electrical specifications and 8-MSOP packaging. The primary difference is inventory availability, with AD5338ARMZ-1 offering significantly higher stock levels (55,655 units versus 1,329 units).

Q: Why does AD5338RBRUZ have different supply voltage specifications? A: AD5338RBRUZ operates with minimum supply voltages of 2.7V (versus 2.5V for other variants) due to its 16-TSSOP package configuration and enhanced internal reference capability. This difference does not affect compatibility in systems operating above 2.7V.

Q: Can AD5338RBRUZ be used in existing AD5338BRM designs without modification? A: No. AD5338RBRUZ requires PCB redesign due to different package type (16-TSSOP versus 8-MSOP) and pin count (16 pins versus 8 pins). This option is suitable only for new designs or complete board redesigns.

Q: Are all substitute parts RoHS compliant? A: Yes. All active substitute parts (AD5338BRMZ, AD5338ARMZ, AD5338ARMZ-1, and AD5338RBRUZ) are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.

Q: What is the settling time difference between substitutes? A: AD5338BRMZ, AD5338ARMZ, and AD5338ARMZ-1 maintain 9µs settling time matching the original AD5338BRM. AD5338RBRUZ offers improved 7µs settling time, providing faster output stabilization in time-critical applications.