MAX503EAG Equivalent & Substitute Parts

Part Overview

The MAX503EAG is a 10-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications. This component features a single voltage-buffered output with parallel data interface and supports both external and internal reference configurations. The device operates with ±5V analog supply and 5V digital supply, delivering 25µs typical settling time.

The MAX503EAG is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support long-term product availability for applications currently utilizing this component.

Substiute Parts

MAX503EAG

Analog Devices Inc./Maxim IntegratedIn Stock: 934MAX503EAG Datasheet

Current PartRFQ

MAX503EAG+

Analog Devices Inc./Maxim IntegratedIn Stock: 1011MAX503EAG+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX503EAG is determined by strict equivalence across the following critical parameters:

• Resolution: 10-bit digital-to-analog conversion
• Output configuration: Single voltage-buffered output
• Data interface: Parallel input
• Reference capability: External and internal reference support
• Supply voltages: ±5V analog, 5V digital
• Settling time: 25µs typical
• Linearity specifications: ±0.5 LSB INL (Max), ±1 LSB DNL (Max)
• Architecture: R-2R ladder network
• Temperature range: -40°C to 85°C
• Package: 24-SSOP surface mount

The MAX503EAG+ meets all these criteria and qualifies as a parametric equivalent substitute.

Parameter Comparison

Engineering Selection Recommendations

The MAX503EAG+ is the direct parametric equivalent for the obsolete MAX503EAG. Both components share identical electrical specifications, performance characteristics, and physical packaging. The primary distinction is product lifecycle status: the MAX503EAG is obsolete, while the MAX503EAG+ maintains active production status.

The MAX503EAG+ offers improved regulatory compliance, meeting ROHS3 requirements compared to the non-compliant status of the original MAX503EAG. Both components maintain REACH Unaffected status and EAR99 export classification.

For new designs or component replacement in existing applications, the MAX503EAG+ is the appropriate selection, providing equivalent functionality with current manufacturing support and regulatory alignment.

Frequently Asked Questions (FAQ)

Q: Can the MAX503EAG+ directly replace the MAX503EAG in existing designs?

A: Yes. The MAX503EAG+ is a parametric equivalent with identical electrical performance, settling time, linearity specifications, and 24-SSOP packaging. No circuit modifications are required for substitution.

Q: What is the significance of the product status difference between these parts?

A: The MAX503EAG is classified as obsolete, indicating discontinued manufacturing and limited availability. The MAX503EAG+ maintains active production status, ensuring reliable supply chain access and long-term component availability.

Q: How do the RoHS compliance statuses differ?

A: The MAX503EAG is RoHS non-compliant, while the MAX503EAG+ is ROHS3 compliant. For applications subject to RoHS regulations or customer requirements, the MAX503EAG+ is the appropriate selection.

Q: Are the packaging specifications identical?

A: Yes. Both components use 24-SSOP surface mount packaging with 0.209" width (5.30mm). PCB footprints and assembly processes are identical.

Q: What are the critical parameters that define substitution eligibility?

A: Substitution is determined by matching resolution (10-bit), output type (voltage-buffered), data interface (parallel), supply voltages (±5V analog, 5V digital), settling time (25µs typical), linearity (±0.5 LSB INL, ±1 LSB DNL), architecture (R-2R), temperature range (-40°C to 85°C), and package type (24-SSOP).