MAX5174AEEE+ Equivalent & Substitute Parts

Part Overview

The MAX5174AEEE+ is a 12-bit Digital to Analog Converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring single-channel voltage output conversion. This component features an external reference input, SPI data interface, and R-2R architecture optimized for precision analog signal generation. The product is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new design implementations.

Substiute Parts

MAX5174AEEE+

Analog Devices Inc./Maxim IntegratedIn Stock: 1088MAX5174AEEE+ Datasheet

Current PartRFQ

MAX5174AEEE+

Analog Devices Inc./Maxim IntegratedIn Stock: 1088MAX5174AEEE+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX5174AEEE+ is determined by strict alignment across the following critical parameters:

• Resolution: 12-bit conversion capability
• Channel Configuration: Single D/A converter
• Output Architecture: Voltage output with buffered stage
• Interface Protocol: SPI serial communication
• Reference Input: External reference requirement
• Supply Voltage: Dual 5V supplies (analog and digital)
• Linearity Performance: INL/DNL specification of ±1 LSB maximum
• Conversion Speed: Settling time of 18µs or faster
• Package Compatibility: 16-pin SSOP form factor with 3.90mm width
• Environmental Compliance: ROHS3 compliance and MSL Level 1 rating

Only components meeting all specified parameters qualify as direct substitutes. Partial parameter matches do not constitute functional equivalence for this application category.

Parameter Comparison

Engineering Selection Recommendations

The MAX5174AEEE+ is classified as an obsolete product. When sourcing replacements, component selection must prioritize ROHS3 compliance and MSL Level 1 rating to ensure regulatory adherence and manufacturing process compatibility. The 16-SSOP package footprint and dual 5V supply architecture are fixed requirements for PCB-level integration without redesign. SPI interface compatibility with existing firmware and external reference circuit topology must be verified during component qualification. The 12-bit resolution and ±1 LSB linearity specification establish the minimum performance threshold for data acquisition accuracy in target applications.

Frequently Asked Questions (FAQ)

Q: What makes a component a valid substitute for the MAX5174AEEE+?

A: A valid substitute must match all specified parameters: 12-bit resolution, single D/A converter, buffered voltage output, SPI interface, external reference input, 5V dual supply operation, ±1 LSB INL/DNL performance, 18µs settling time, 16-SSOP package, ROHS3 compliance, and MSL Level 1 rating. Deviations in any parameter disqualify the component from direct substitution.

Q: Can I use a different package variant of the MAX5174?

A: No. The 16-SSOP (0.154", 3.90mm Width) package is a fixed requirement. Alternative package variants require PCB redesign and are not considered direct substitutes.

Q: Is the external reference requirement flexible?

A: No. The MAX5174AEEE+ requires an external reference input. Components with internal reference architectures are not functionally equivalent and require circuit redesign.

Q: What is the significance of the R-2R architecture specification?

A: The R-2R architecture defines the DAC's internal conversion method and directly impacts linearity performance, settling time, and power consumption characteristics. Substitutes must employ identical architecture to maintain electrical equivalence.

Q: Does the obsolete product status affect substitution criteria?

A: Product obsolescence indicates manufacturing discontinuation but does not alter the technical parameters that define substitution eligibility. All parameter requirements remain unchanged regardless of product status.

Q: Are temperature range variations acceptable?

A: No. The operating temperature range of -40°C ~ 85°C is a fixed specification. Components with different temperature ratings are not direct substitutes.