AD5306ARU Equivalent & Substitute Parts

Part Overview

The AD5306ARU is an 8-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc., featuring 4 independent D/A converters in a 16-TSSOP surface mount package. This component is classified as obsolete, which necessitates identification of equivalent substitute parts for ongoing design support and procurement continuity. The AD5306ARU operates with external voltage references and I2C data interface, making it suitable for multi-channel analog output applications requiring moderate resolution and settling performance.

Substiute Parts

AD5306ARU

Analog Devices Inc.In Stock: 952AD5306ARU Datasheet

Current PartRFQ

AD5306ARUZ

Analog Devices Inc.In Stock: 2897AD5306ARUZ Datasheet

DirectRFQ

AD5306BRUZ

Analog Devices Inc.In Stock: 5878AD5306BRUZ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the AD5306ARU are identified based on strict electrical and mechanical parameter equivalence. The substitution criteria are:

• Resolution: 8-bit resolution (Number of Bits = 8)
• Channel Count: 4 independent D/A converters
• Settling Time: 8µs maximum
• Output Configuration: Voltage output with buffering
• Interface Protocol: I2C digital interface
• Reference Architecture: External voltage reference
• Supply Voltage Range: 2.5V to 5.5V for both analog and digital supplies
• Accuracy Specifications: INL/DNL matching ±0.15 LSB and ±0.02 LSB respectively
• Package Compatibility: 16-TSSOP surface mount package with identical physical dimensions
• Temperature Range: -40°C to 105°C operating specification

The AD5306ARUZ and AD5306BRUZ meet all these criteria and are direct functional equivalents. Both parts maintain identical electrical performance and physical packaging, with the primary distinction being product status and packaging format (tube packaging).

Parameter Comparison

Engineering Selection Recommendations

Both AD5306ARUZ and AD5306BRUZ are suitable substitutes for the obsolete AD5306ARU. Selection between these alternatives should be based on the following factors:

AD5306ARUZ: This part maintains active product status with ROHS3 compliance and REACH unaffected certification. It is available in tube packaging and represents the direct equivalent with current manufacturing support.

AD5306BRUZ: This part also maintains active product status with identical ROHS3 compliance and REACH unaffected certification. It is available in tube packaging with higher inventory availability (5845 units) compared to AD5306ARUZ (2842 units).

Both parts are electrically and mechanically interchangeable with the AD5306ARU. The choice between them depends on procurement lead time requirements and inventory availability rather than technical performance differences.

Frequently Asked Questions (FAQ)

Q: Can AD5306ARUZ and AD5306BRUZ be used interchangeably with AD5306ARU?

A: Yes. Both substitute parts meet all electrical and mechanical specifications of the AD5306ARU, including resolution, channel count, settling time, supply voltage ranges, accuracy specifications, and 16-TSSOP package dimensions. They are direct functional equivalents.

Q: What is the primary reason for substituting the AD5306ARU?

A: The AD5306ARU is classified as obsolete. AD5306ARUZ and AD5306BRUZ are active products with ongoing manufacturing support and current compliance certifications (ROHS3, REACH).

Q: Are there any differences in I2C protocol implementation between these parts?

A: No. All three parts use identical I2C data interface specifications and are software-compatible.

Q: Do the substitute parts require different PCB layout considerations?

A: No. The 16-TSSOP package dimensions are identical across all three parts (0.173" width, 4.40mm). PCB footprints and layout requirements remain unchanged.

Q: What compliance certifications apply to the substitute parts?

A: Both AD5306ARUZ and AD5306BRUZ are ROHS3 compliant and REACH unaffected. These certifications support use in regulated applications and export markets.

Q: Is there a difference in supply voltage flexibility between the main part and substitutes?

A: No. All three parts operate with identical analog and digital supply voltage ranges of 2.5V to 5.5V, providing equivalent design flexibility.