MAX529CPP 8-Bit Digital to Analog Converter Equivalent & Substitute Parts

Part Overview

The MAX529CPP 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 8 independent D/A converters with SPI data interface and external reference capability. The MAX529CPP is classified as obsolete, making identification of functionally equivalent active alternatives essential for new designs and production continuity.

Substiute Parts

MAX529CPP
Analog Devices Inc./Maxim IntegratedIn Stock: 2119MAX529CPP Datasheet
MAX529CPP
Current Part
MAX529CPP+
Analog Devices Inc./Maxim IntegratedIn Stock: 2765MAX529CPP+ Datasheet
MAX529CPP+
Direct

Key Parameters

Parameter Specification
Number of Bits 8
Number of D/A Converters 8
Settling Time 3µs
Output Type Voltage - Buffered
Data Interface SPI
Reference Type External
Voltage - Supply, Analog ±5V
Voltage - Supply, Digital 5V
INL/DNL ±0.3 LSB / ±0.3 LSB
Architecture R-2R
Operating Temperature 0°C ~ 70°C
Package / Case 20-DIP (0.300", 7.62mm)
Mounting Type Through Hole

Substitute Part Grouping Explanation

Substitution of the MAX529CPP is determined by strict equivalence across all electrical and mechanical parameters. The substitute part must maintain identical specifications for:

  • Resolution: 8-bit conversion
  • Channel count: 8 independent D/A converters
  • Interface protocol: SPI serial communication
  • Output configuration: Buffered voltage output
  • Supply requirements: ±5V analog, 5V digital
  • Accuracy: ±0.3 LSB INL and DNL
  • Conversion speed: 3µs settling time
  • Physical form factor: 20-DIP through-hole package

The MAX529CPP+ meets all these criteria as a direct functional equivalent with identical electrical performance and package specifications.

Parameter Comparison

Parameter MAX529CPP MAX529CPP+
Number of Bits 8 8
Number of D/A Converters 8 8
Settling Time 3µs 3µs
Output Type Voltage - Buffered Voltage - Buffered
Data Interface SPI SPI
Reference Type External External
Voltage - Supply, Analog ±5V ±5V
Voltage - Supply, Digital 5V 5V
INL/DNL (LSB) ±0.3, ±0.3 ±0.3, ±0.3
Architecture R-2R R-2R
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C
Package / Case 20-DIP (0.300", 7.62mm) 20-DIP (0.300", 7.62mm)
Mounting Type Through Hole Through Hole
Product Status Obsolete Active
RoHS Status RoHS non-compliant ROHS3 Compliant

Engineering Selection Recommendations

The MAX529CPP+ is the direct functional equivalent for MAX529CPP replacement. Both components share identical electrical specifications and physical packaging, ensuring pin-for-pin compatibility and circuit-level interchangeability.

The primary distinction between these parts is product lifecycle status and regulatory compliance. The MAX529CPP is obsolete and RoHS non-compliant, while the MAX529CPP+ maintains active production status and meets ROHS3 compliance requirements. For new designs and applications subject to RoHS regulations, the MAX529CPP+ is the appropriate selection. For legacy system maintenance where RoHS compliance is not mandated, either part satisfies the electrical requirements.

Both components carry identical REACH unaffected status and EAR99 export classification.

Frequently Asked Questions (FAQ)

Q: Can MAX529CPP+ directly replace MAX529CPP in existing circuits?

A: Yes. The MAX529CPP+ is electrically and mechanically identical to the MAX529CPP. Both components feature the same 8-bit resolution, 8-channel configuration, SPI interface, ±5V/5V supply requirements, and 20-DIP through-hole package. No circuit modifications are required for substitution.

Q: What is the difference between MAX529CPP and MAX529CPP+?

A: The primary differences are product status and regulatory compliance. The MAX529CPP is classified as obsolete and is RoHS non-compliant. The MAX529CPP+ is in active production and meets ROHS3 compliance standards. Electrical performance and package specifications are identical.

Q: Why should I use MAX529CPP+ instead of MAX529CPP?

A: The MAX529CPP+ is recommended for new designs and applications requiring RoHS compliance. As an active product, it offers better long-term availability and supply chain reliability compared to the obsolete MAX529CPP.

Q: Are there any package or pinout differences?

A: No. Both parts use the 20-DIP (0.300", 7.62mm) through-hole package with identical pinout and mechanical dimensions.

Q: What supply voltages do these components require?

A: Both the MAX529CPP and MAX529CPP+ require ±5V for analog supply and 5V for digital supply. Ensure your power distribution network provides these dual-rail supplies with appropriate filtering and regulation.

Q: Is the SPI interface identical between these parts?

A: Yes. Both components implement the same SPI serial communication protocol for 8-bit data transfer. No firmware or software modifications are necessary when substituting between these parts.

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