MAX506ACPP 8-Bit Digital to Analog Converter Equivalent & Substitute Parts

Part Overview

The MAX506ACPP is an 8-bit digital to analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring parallel interface voltage output conversion. This component features four independent D/A converters in a 20-DIP package with external reference capability and buffered voltage output.

The MAX506ACPP is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support legacy system maintenance or redesign initiatives.

Key Parameters

Parameter	Specification
Resolution	8 Bit
Number of D/A Converters	4
Output Type	Voltage - Buffered
Data Interface	Parallel
Reference Type	External
Settling Time	6µs (Typ)
Voltage Supply - Analog	±5V
Voltage Supply - Digital	5V
INL/DNL	±1 LSB (Max)
Architecture	R-2R
Operating Temperature Range	0°C ~ 70°C
Package	20-DIP (0.300", 7.62mm)
Mounting Type	Through Hole

Substitute Part Grouping Explanation

Substitute parts for the MAX506ACPP are identified based on strict electrical and mechanical parameter matching. The following criteria determine substitutability:

Resolution: 8 bits
Converter count: 4 independent D/A converters
Output configuration: Voltage output with buffering
Interface: Parallel data input
Reference input: External reference capability
Supply voltages: ±5V analog, 5V digital
Linearity: ±1 LSB maximum INL/DNL
Architecture: R-2R ladder network
Package: 20-DIP through-hole form factor
Operating temperature: 0°C to 70°C

Parts meeting all these parameters are classified as direct substitutes. Variations in product status (active vs. obsolete) and compliance certifications (RoHS, REACH) do not affect functional equivalence but may impact procurement and regulatory requirements.

Parameter Comparison

Parameter	MAX506ACPP	MAX506ACPP+	MAX506BCPP+
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Resolution (Bits)	8	8	8
Number of D/A Converters	4	4	4
Output Type	Voltage - Buffered	Voltage - Buffered	Voltage - Buffered
Data Interface	Parallel	Parallel	Parallel
Reference Type	External	External	External
Settling Time (Typ)	6µs	6µs	6µs
Voltage Supply - Analog	±5V	±5V	±5V
Voltage Supply - Digital	5V	5V	5V
INL/DNL (Max)	±1 LSB	±1 LSB	±1 LSB
Architecture	R-2R	R-2R	R-2R
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C
Package / Case	20-DIP (0.300", 7.62mm)	20-DIP (0.300", 7.62mm)	20-DIP (0.300", 7.62mm)
Mounting Type	Through Hole	Through Hole	Through Hole
Product Status	Obsolete	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant
Packaging Type	Not specified	Tube	Tube

Engineering Selection Recommendations

MAX506ACPP+ and MAX506BCPP+ are direct functional equivalents to the MAX506ACPP, sharing identical electrical specifications and package configuration. Both substitute parts are currently in active production status, ensuring long-term availability compared to the obsolete MAX506ACPP.

For new designs or system updates, MAX506ACPP+ or MAX506BCPP+ are preferred selections. Both parts comply with ROHS3 standards, meeting modern regulatory requirements for hazardous substance restrictions. The original MAX506ACPP does not meet current RoHS compliance and should be replaced in applications subject to environmental regulations.

Selection between MAX506ACPP+ and MAX506BCPP+ depends on inventory availability and procurement lead times. Both parts are electrically and mechanically interchangeable with the original MAX506ACPP and with each other.

Frequently Asked Questions (FAQ)

Q: Can MAX506ACPP+ or MAX506BCPP+ be used as direct replacements for MAX506ACPP?

A: Yes. All three parts share identical electrical specifications, including 8-bit resolution, four D/A converters, 6µs settling time, ±5V analog supply, 5V digital supply, and 20-DIP through-hole package. Pin configuration and functional behavior are equivalent.

Q: What is the difference between MAX506ACPP+ and MAX506BCPP+?

A: Both parts are functionally identical. The difference lies in product designation (A vs. B grade), which may reflect manufacturing date or quality grade classification. Electrical performance and specifications are identical. Selection should be based on availability and procurement requirements.

Q: Why is the original MAX506ACPP classified as obsolete?

A: The MAX506ACPP is no longer in active production. MAX506ACPP+ and MAX506BCPP+ represent the current active product line for this device family and should be used for new designs and system maintenance.

Q: Are there RoHS compliance differences between these parts?

A: Yes. MAX506ACPP is RoHS non-compliant, while MAX506ACPP+ and MAX506BCPP+ are ROHS3 compliant. For applications subject to RoHS regulations or environmental standards, use MAX506ACPP+ or MAX506BCPP+.

Q: Is the 20-DIP through-hole package the only available form factor?

A: Based on provided specifications, all three parts are available only in 20-DIP (0.300", 7.62mm) through-hole package configuration. No surface-mount alternatives are listed.

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

A: Yes. All three parts use identical 20-DIP through-hole pinouts and electrical interfaces. No PCB modifications are required for substitution.

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