MAX5259EEE Equivalent & Substitute Parts

Part Overview

The MAX5259EEE is an 8-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring voltage output conversion. This component features a String DAC architecture with external reference capability and SPI data interface, operating across a 2.7V to 3.6V supply range for both analog and digital domains.

The MAX5259EEE is classified as obsolete, which necessitates identification of functionally equivalent alternatives for new designs and ongoing production requirements. The availability of active substitute parts ensures design continuity and supply chain reliability.

Substiute Parts

MAX5259EEE

Analog Devices Inc./Maxim IntegratedIn Stock: 1000227MAX5259EEE Datasheet

Current PartRFQ

MAX5259EEE+

Analog Devices Inc./Maxim IntegratedIn Stock: 1740MAX5259EEE+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX5259EEE is determined by strict equivalence across the following critical parameters:

• Resolution & Converter Count: 8-bit resolution with 8 independent D/A converters
• Electrical Performance: Settling time of 7µs (typical), INL/DNL of ±0.1 LSB, buffered voltage output
• Interface & Reference: SPI data interface with external reference configuration
• Supply Voltage Compatibility: Dual 2.7V to 3.6V supply ranges for analog and digital domains
• Package & Mounting: 16-SSOP surface mount package with 0.154" (3.90mm) width
• Temperature Range: -40°C to 85°C operating specification

The MAX5259EEE+ qualifies as a direct substitute based on identical electrical specifications, package geometry, and functional architecture. The primary distinction is product status and compliance certification.

Parameter Comparison

Engineering Selection Recommendations

The MAX5259EEE+ is the direct functional equivalent for applications currently utilizing the MAX5259EEE. Selection of the MAX5259EEE+ is supported by the following factors:

• Product Status: The MAX5259EEE+ maintains active production status, ensuring long-term availability and supply chain stability compared to the obsolete MAX5259EEE.
• Regulatory Compliance: The MAX5259EEE+ achieves ROHS3 compliance, meeting current environmental and regulatory requirements. The original MAX5259EEE does not meet this standard.
• Electrical Equivalence: All electrical parameters, timing specifications, and functional characteristics remain identical between the two parts.
• Package Compatibility: Both parts utilize the identical 16-SSOP package geometry, enabling direct PCB layout compatibility without redesign.

For new designs and production transitions, the MAX5259EEE+ is the appropriate selection. Existing designs using the MAX5259EEE may transition to the MAX5259EEE+ without circuit modification.

Frequently Asked Questions (FAQ)

Q: Can the MAX5259EEE+ be used as a direct replacement for the MAX5259EEE?

A: Yes. The MAX5259EEE+ is electrically and mechanically equivalent to the MAX5259EEE. All functional parameters, settling time, resolution, supply voltage ranges, and package dimensions are identical. The parts are pin-compatible and require no circuit modifications.

Q: What is the primary difference between the MAX5259EEE and MAX5259EEE+?

A: The MAX5259EEE+ is the active production variant with ROHS3 compliance certification. The MAX5259EEE is classified as obsolete and does not meet current RoHS standards. Both parts are functionally identical in electrical performance and architecture.

Q: Are there any packaging differences between these parts?

A: The MAX5259EEE is supplied in standard packaging, while the MAX5259EEE+ is supplied in Tube packaging. Both use the 16-SSOP (0.154", 3.90mm Width) surface mount package. The package case and pin configuration are identical.

Q: What supply voltages are required for operation?

A: Both the MAX5259EEE and MAX5259EEE+ require dual supply voltages: 2.7V to 3.6V for the analog supply and 2.7V to 3.6V for the digital supply. These ranges are identical across both parts.

Q: Is the SPI interface identical between the two parts?

A: Yes. Both parts implement the same SPI data interface with external reference configuration. No firmware or software modifications are required when transitioning between the MAX5259EEE and MAX5259EEE+.

Q: What is the operating temperature range for these components?

A: Both the MAX5259EEE and MAX5259EEE+ operate across the temperature range of -40°C to 85°C. Temperature performance specifications are identical.