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MAX515ESA Equivalent & Substitute Parts
Part Overview
The MAX515ESA is a 10-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 interface, external reference capability, and buffered voltage output in an 8-SOIC surface mount package.
The MAX515ESA is classified as obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for systems utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Number of Bits | 10 |
| Number of D/A Converters | 1 |
| Settling Time | 25µs (Typ) |
| Output Type | Voltage - Buffered |
| Data Interface | SPI |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| INL/DNL (LSB) | ±0.5 (Max), ±1 (Max) |
| Architecture | R-2R |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
Substitute Part Grouping Explanation
Substitution eligibility for the MAX515ESA is determined by strict equivalence across the following critical parameters:
- Resolution: 10-bit DAC architecture
- Channel Count: Single D/A converter
- Output Configuration: Voltage output with buffering
- Interface Protocol: SPI serial communication
- Reference Input: External reference requirement
- Supply Voltages: 5V analog and digital supplies
- Accuracy Specifications: INL/DNL performance within ±0.5 LSB (Max) and ±1 LSB (Max)
- Conversion Speed: 25µs typical settling time
- Package Form Factor: 8-SOIC surface mount package
- Temperature Range: -40°C to 85°C operating window
The MAX515ESA+ qualifies as a direct substitute based on identical electrical specifications, matching package configuration, and compatible pinout. The primary distinction is product status and compliance certification.
Parameter Comparison
| Parameter | MAX515ESA (Main Part) | MAX515ESA+ (Substitute) |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Number of Bits | 10 | 10 |
| Number of D/A Converters | 1 | 1 |
| Settling Time | 25µs (Typ) | 25µs (Typ) |
| 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) | ±0.5 (Max), ±1 (Max) | ±0.5 (Max), ±1 (Max) |
| Architecture | R-2R | R-2R |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount | Surface Mount |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
The MAX515ESA+ is the direct substitute for the MAX515ESA based on identical electrical and mechanical specifications. Selection between these parts should be driven by the following factors:
Product Status Consideration: The MAX515ESA carries obsolete status, indicating discontinued manufacturing and limited long-term availability. The MAX515ESA+ maintains active product status, ensuring ongoing supply chain access and manufacturer support.
Compliance Requirements: Applications subject to RoHS3 compliance mandates must utilize the MAX515ESA+, which carries ROHS3 Compliant certification. The original MAX515ESA is RoHS non-compliant and unsuitable for regulated environments requiring environmental compliance documentation.
Functional Equivalence: Both parts share identical electrical performance, settling time, accuracy specifications, and package configuration. Direct PCB-level substitution is supported without circuit modification.
Supply Chain Strategy: For new designs or production continuity planning, the MAX515ESA+ is the recommended selection due to active manufacturing status and modern compliance certifications.
Frequently Asked Questions (FAQ)
Q: Can MAX515ESA+ be used as a direct replacement for MAX515ESA in existing designs?
A: Yes. The MAX515ESA+ provides identical electrical specifications, pinout configuration, and package form factor. No circuit modifications or PCB redesign is required for substitution.
Q: What is the primary difference between MAX515ESA and MAX515ESA+?
A: The MAX515ESA+ is the active production variant with ROHS3 compliance certification. The MAX515ESA is obsolete and RoHS non-compliant. Electrical performance and functionality are identical.
Q: Are there packaging differences between these parts?
A: Both parts use 8-SOIC surface mount packaging with identical dimensions (0.154" width, 3.90mm). The MAX515ESA+ is supplied in Tube packaging, while the original MAX515ESA packaging specification is not defined in available data.
Q: Which part should be selected for new production designs?
A: The MAX515ESA+ should be selected for new designs. It provides active manufacturer support, modern compliance certifications, and assured long-term availability.
Q: Are the SPI interface protocols identical between these parts?
A: Yes. Both parts implement identical SPI serial communication protocols, timing specifications, and control sequences. Software and firmware implementations require no modification.
Q: What is the moisture sensitivity rating for these components?
A: Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage, handling, or assembly processes.
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