MAX542BCPD 16-Bit Digital to Analog Converter Equivalent & Substitute Parts

Part Overview

The MAX542BCPD is a 16-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 single DAC channel with SPI data interface, external reference capability, and R-2R architecture for precision analog signal generation.

The MAX542BCPD is classified as an obsolete product. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support legacy system maintenance or redesign initiatives.

Substiute Parts

MAX542BCPD

Analog Devices Inc./Maxim IntegratedIn Stock: 938MAX542BCPD Datasheet

Current PartRFQ

MAX542BCPD+

Analog Devices Inc./Maxim IntegratedIn Stock: 1148MAX542BCPD+ Datasheet

DirectRFQ

MAX542ACPD+

Analog Devices Inc./Maxim IntegratedIn Stock: 1036MAX542ACPD+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MAX542BCPD are identified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Core Electrical Parameters (Must Match):

• Resolution: 16 bits
• Number of D/A Converters: 1 channel
• Output Type: Voltage - Unbuffered
• Data Interface: SPI
• Reference Type: External
• Supply Voltages: 5V analog and 5V digital
• Settling Time: 1µs (Typ)
• INL/DNL: ±0.5 LSB / ±0.5 LSB
• Architecture: R-2R

Mechanical Parameters (Must Match):

• Package: 14-DIP (0.300", 7.62mm)
• Mounting Type: Through Hole

Acceptable Variations:

• Product Status: Active or Obsolete
• Packaging Format: Tube or alternative supplier packaging
• RoHS Compliance: Compliant or non-compliant variants
• Operating Temperature: 0°C to 70°C or equivalent range

All identified substitutes maintain identical electrical performance and physical compatibility with the original MAX542BCPD design.

Parameter Comparison

Engineering Selection Recommendations

MAX542BCPD+ (Direct Substitute): The MAX542BCPD+ is the primary substitute for the obsolete MAX542BCPD. Both parts share identical electrical specifications and physical packaging. The MAX542BCPD+ is currently in active production status with ROHS3 compliance certification, making it the preferred choice for new designs and system upgrades. This variant is supplied in tube packaging format.

MAX542ACPD+ (Parametric Equivalent): The MAX542ACPD+ provides full electrical and mechanical compatibility with the MAX542BCPD. This part is also in active production with ROHS3 compliance. Selection between MAX542BCPD+ and MAX542ACPD+ depends on packaging availability and supplier inventory status, as both deliver identical performance characteristics and pin compatibility.

Compliance Considerations: Both active substitutes (MAX542BCPD+ and MAX542ACPD+) meet ROHS3 compliance requirements, addressing regulatory requirements for new system deployments. The original MAX542BCPD is RoHS non-compliant and should be replaced in applications subject to RoHS directives.

Frequently Asked Questions (FAQ)

Q: Can MAX542BCPD+ be used as a direct replacement for MAX542BCPD? A: Yes. The MAX542BCPD+ is electrically and mechanically identical to the MAX542BCPD. Both parts feature 16-bit resolution, SPI interface, 5V supply operation, and 14-DIP through-hole packaging. The primary difference is product status (active vs. obsolete) and RoHS compliance certification.

Q: What is the difference between MAX542BCPD+ and MAX542ACPD+? A: Both parts are parametric equivalents with identical electrical specifications and physical packaging. The difference lies in the part number suffix designation (B vs. A grade). Both are active products with ROHS3 compliance. Selection should be based on supplier availability and packaging format preference.

Q: Are these parts pin-compatible? A: Yes. All three parts (MAX542BCPD, MAX542BCPD+, and MAX542ACPD+) use the same 14-DIP package with identical pin assignments. Direct PCB substitution is possible without layout modifications.

Q: Can I use these parts in new designs? A: The active variants (MAX542BCPD+ and MAX542ACPD+) are suitable for new designs. Both meet current RoHS compliance requirements. The original MAX542BCPD is obsolete and should not be specified for new applications.

Q: What is the operating temperature range for these parts? A: All three parts operate across 0°C to 70°C. This range applies to the MAX542BCPD, MAX542BCPD+, and MAX542ACPD+.

Q: Are moisture sensitivity considerations different between these parts? A: No. All three parts share MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage or handling.

Q: What supply voltages are required? A: Both analog and digital supply voltages must be 5V for all three parts. The external reference input allows flexible reference voltage selection within the device's specified operating range.