MAX538AESA+ Equivalent & Substitute Parts

Part Overview

The MAX538AESA+ is a 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring buffered voltage output. This surface-mount component operates with single 5V supply for both analog and digital sections, utilizing an R-2R architecture with SPI interface for serial data input. The device is actively produced and maintains full compliance with RoHS3 and REACH regulations, making it suitable for modern industrial and commercial applications.

Alternative models become necessary when addressing specific application requirements such as inventory availability, regional sourcing constraints, or design flexibility within equivalent performance parameters.

Substiute Parts

MAX538AESA+
Analog Devices Inc./Maxim IntegratedIn Stock: 1357MAX538AESA+ Datasheet
MAX538AESA+
Current Part
MAX538AESA+
Analog Devices Inc./Maxim IntegratedIn Stock: 1357MAX538AESA+ Datasheet
MAX538AESA+
Direct
MAX539AESA+
Analog Devices Inc./Maxim IntegratedIn Stock: 1143MAX539AESA+ Datasheet
MAX539AESA+
Parametric Equivalent

Key Parameters

Parameter Specification
Resolution 12 Bits
Number of D/A Converters 1
Output Type Voltage - Buffered
Data Interface SPI
Reference Type External
Voltage - Supply, Analog 5V
Voltage - Supply, Digital 5V
Settling Time 25µs (Typ)
INL/DNL ±0.5 (Max) / ±1 (Max)
Architecture R-2R
Operating Temperature Range -40°C ~ 85°C
Package / Case 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MAX538AESA+ is determined by strict equivalence across the following critical parameters:

  • 12-bit resolution with single D/A converter configuration
  • Buffered voltage output with external reference capability
  • SPI serial interface for digital control
  • Dual 5V supply architecture (analog and digital)
  • R-2R converter architecture
  • 8-SOIC surface-mount package with identical physical dimensions
  • Identical settling time and linearity specifications (INL/DNL)
  • Operating temperature range of -40°C to 85°C
  • Active product status with current manufacturing support
  • RoHS3 and REACH compliance certification

The MAX539AESA+ meets all substitution criteria as a parametric equivalent, sharing identical electrical specifications, package configuration, and regulatory compliance status.

Parameter Comparison

Parameter MAX538AESA+ MAX539AESA+
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Resolution (Bits) 12 12
Number of D/A Converters 1 1
Output Type Voltage - Buffered Voltage - Buffered
Data Interface SPI SPI
Reference Type External External
Voltage - Supply, Analog 5V 5V
Voltage - Supply, Digital 5V 5V
Settling Time 25µs (Typ) 25µs (Typ)
INL/DNL (LSB) ±0.5 (Max), ±1 (Max) ±0.5 (Max), ±1 (Max)
Architecture R-2R R-2R
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount Surface Mount
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level 1 (Unlimited) 1 (Unlimited)
Product Status Active Active
Current Inventory 1266 Pcs 1090 Pcs

Engineering Selection Recommendations

Both the MAX538AESA+ and MAX539AESA+ are active products with full manufacturing support from Analog Devices Inc./Maxim Integrated. Selection between these components should be based on:

  • Inventory availability and lead time requirements
  • Supply chain sourcing preferences
  • Design documentation and reference material accessibility
  • Existing qualification status within your organization

Both devices maintain identical compliance certifications (RoHS3, REACH) and regulatory classifications (ECCN: EAR99, HTSUS: 8542.39.0001), ensuring equivalent suitability for regulated applications. The 8-SOIC package configuration is standardized across both parts, eliminating any PCB layout or assembly process modifications.

Frequently Asked Questions (FAQ)

Q: Can MAX539AESA+ be used as a direct replacement for MAX538AESA+ without circuit modifications?

A: Yes. Both devices share identical electrical specifications, pin configurations, and package dimensions. No circuit modifications are required for substitution.

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

A: No. Both components implement identical SPI interface specifications and data timing requirements.

Q: Do both parts support the same external reference voltage range?

A: Yes. Both devices utilize external reference architecture with identical reference input specifications.

Q: What is the significance of the different inventory levels?

A: Inventory levels reflect current stock availability and may influence lead time and sourcing decisions. Both parts maintain active production status.

Q: Are there any temperature range limitations that would affect substitution?

A: No. Both parts operate across the identical temperature range of -40°C to 85°C with equivalent performance characteristics.

Q: Can these parts be used interchangeably in existing PCB designs?

A: Yes. Identical package dimensions (8-SOIC, 0.154" width, 3.90mm) and pin configurations ensure direct PCB compatibility without layout modifications.

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