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MAX552BCUB Equivalent & Substitute Parts
Part Overview
The MAX552BCUB is a 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc./Maxim Integrated, designed for data acquisition applications requiring single-channel current output conversion. This component operates with external voltage references and communicates via SPI interface, supporting analog and digital supply voltages in the 2.7V to 3.6V range.
The MAX552BCUB is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance of systems utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Number of D/A Converters | 1 |
| Settling Time | 1µs |
| Output Type | Current - Unbuffered |
| Data Interface | SPI |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 2.7V ~ 3.6V |
| INL/DNL (LSB) | ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | 0°C ~ 70°C |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Mounting Type | Surface Mount |
Substitute Part Grouping Explanation
Substitution of the MAX552BCUB is determined by strict equivalence across the following critical parameters:
- Resolution: 12-bit conversion capability
- Channel Configuration: Single D/A converter
- Output Characteristics: Current-mode, unbuffered output
- Interface Protocol: SPI serial communication
- Reference Input: External reference requirement
- Supply Voltage Ranges: Analog 2.7V–3.6V and Digital 2.7V–3.6V
- Linearity Performance: INL/DNL ±1 LSB maximum
- Conversion Architecture: R-2R ladder topology
- Thermal Operating Range: 0°C to 70°C
- Physical Package: 10-pin TFSOP/MSOP form factor
Parts meeting all these parameters are classified as parametric equivalents and direct substitutes.
Parameter Comparison
| Parameter | MAX552BCUB (Main Part) | MAX552BCUB+ (Substitute) |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Number of Bits | 12 | 12 |
| Number of D/A Converters | 1 | 1 |
| Settling Time | 1µs | 1µs |
| Output Type | Current - Unbuffered | Current - Unbuffered |
| Data Interface | SPI | SPI |
| Reference Type | External | External |
| Voltage - Supply, Analog | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| INL/DNL (LSB) | ±1 (Max) | ±1 (Max) |
| Architecture | R-2R | R-2R |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Mounting Type | Surface Mount | Surface Mount |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
Engineering Selection Recommendations
The MAX552BCUB+ is a direct parametric equivalent to the MAX552BCUB, with identical electrical and mechanical specifications across all functional parameters. The primary distinction is product lifecycle status: the MAX552BCUB is obsolete, while the MAX552BCUB+ maintains active production status.
The MAX552BCUB+ offers improved regulatory compliance, meeting ROHS3 requirements compared to the non-compliant status of the original part. Both components share identical packaging, pinout, and electrical performance characteristics, enabling direct substitution in existing designs without circuit modification.
For new designs or production continuity, the MAX552BCUB+ is the appropriate selection due to its active availability and enhanced compliance posture.
Frequently Asked Questions (FAQ)
Q: Can MAX552BCUB+ replace MAX552BCUB in existing designs?
A: Yes. The MAX552BCUB+ is a direct parametric equivalent with identical pin configuration, electrical performance, and package dimensions. No circuit redesign is required.
Q: What is the primary difference between these parts?
A: The MAX552BCUB is obsolete with RoHS non-compliant status. The MAX552BCUB+ is actively produced and ROHS3 compliant. All functional parameters are identical.
Q: Are there any package or pinout differences?
A: No. Both parts use the 10-pin TFSOP/MSOP package with 0.118" width (3.00mm). Pinout and footprint are identical.
Q: Does the RoHS compliance difference affect circuit operation?
A: No. RoHS compliance relates to material composition and environmental standards, not electrical performance. Both parts deliver identical functional characteristics.
Q: What supply voltages do these parts support?
A: Both the MAX552BCUB and MAX552BCUB+ operate with analog and digital supply voltages ranging from 2.7V to 3.6V.
Q: Is the SPI interface identical between both parts?
A: Yes. Both components use SPI serial communication protocol with identical timing and control specifications.
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