MAX520ACPE Equivalent & Substitute Parts

Part Overview

The MAX520ACPE is an 8-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring four independent voltage output channels. This component features an R-2R architecture with external reference capability and operates on dual 5V supply rails. The MAX520ACPE is classified as obsolete, which necessitates identification of functionally equivalent alternatives for new designs and ongoing production support.

Substiute Parts

MAX520ACPE

Analog Devices Inc./Maxim IntegratedIn Stock: 802MAX520ACPE Datasheet

Current PartRFQ

MAX520ACPE+

Analog Devices Inc./Maxim IntegratedIn Stock: 1004MAX520ACPE+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX520ACPE is determined by strict equivalence across the following critical parameters:

• Resolution and Channel Count: 8-bit resolution with 4 independent D/A converters
• Output Configuration: Voltage output, unbuffered topology
• Interface Protocol: I2C digital communication
• Reference Architecture: External reference with R-2R converter design
• Supply Voltage Requirements: Dual 5V analog and digital supplies
• Electrical Performance: Settling time of 2µs (typical) and INL/DNL of ±1 LSB maximum
• Package Compatibility: 16-DIP through-hole form factor with 0.300" (7.62mm) pitch
• Operating Temperature Range: 0°C to 70°C

The MAX520ACPE+ is identified as a direct functional equivalent meeting all specified parameters while offering improved product status and compliance characteristics.

Parameter Comparison

Engineering Selection Recommendations

The MAX520ACPE+ is the direct functional equivalent for the obsolete MAX520ACPE. Both components share identical electrical specifications, pin configuration, and package geometry, ensuring pin-for-pin compatibility in existing circuit designs.

The MAX520ACPE+ offers two significant advantages over the original part:

Product Status: The MAX520ACPE+ maintains active production status, ensuring long-term availability and supply chain continuity. The MAX520ACPE is obsolete and subject to inventory depletion.

Regulatory Compliance: The MAX520ACPE+ is ROHS3 compliant, meeting current environmental and hazardous substance restrictions. The MAX520ACPE is RoHS non-compliant, which may present regulatory barriers in certain markets and applications.

For new designs and production transitions, the MAX520ACPE+ is the appropriate selection. For legacy system maintenance where RoHS compliance is not required, the MAX520ACPE remains functionally equivalent if inventory is available.

Frequently Asked Questions (FAQ)

Q: Can the MAX520ACPE+ be used as a direct replacement for the MAX520ACPE?

A: Yes. The MAX520ACPE+ is a pin-for-pin, functionally equivalent replacement. All electrical parameters, package dimensions, and interface specifications are identical. No circuit modifications are required.

Q: What is the difference between MAX520ACPE and MAX520ACPE+?

A: The primary differences are product status and regulatory compliance. The MAX520ACPE is obsolete and RoHS non-compliant. The MAX520ACPE+ is in active production and ROHS3 compliant. Electrical performance and package specifications are identical.

Q: Are there any compatibility concerns when substituting MAX520ACPE with MAX520ACPE+?

A: No compatibility concerns exist. Both parts use the same 16-DIP through-hole package, identical pin assignments, and equivalent electrical characteristics. PCB layouts and firmware require no modification.

Q: What is the significance of the "+" designation in MAX520ACPE+?

A: The "+" designation indicates an updated version of the base product (MAX520) with improved compliance status and active manufacturing support. The electrical and functional specifications remain equivalent to the original MAX520ACPE.

Q: Why is the MAX520ACPE classified as obsolete?

A: Obsolescence typically results from manufacturer discontinuation decisions based on market demand, technology evolution, or product line consolidation. The MAX520ACPE+ serves as the active replacement within the same product family.

Q: Is the MAX520ACPE+ available in different packaging options?

A: The MAX520ACPE+ is supplied in tube packaging. The original MAX520ACPE packaging specification was not provided in the component data.