What is a cross-reference page for MAX1281BCUP+T?
This page groups mapped replacement options for MAX1281BCUP+T so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
MAX1281BCUP+T replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for MAX1281BCUP+T, then verify package, specifications, and application fit before approval.
Compare MAX1281BCUP+T against mapped replacement options
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This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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| Parameter Comparison Chart | Current part MAX1281BCUP+T Maxim Integrated |
|---|---|
| Part Number | MAX1281BCUP+T |
| Manufacturer | Maxim Integrated |
| Category | Integrated Circuits (ICs) |
| Subcategory | Data Acquisition - Analog to Digital Converters (ADC) |
| Package | TSSOP |
| Series | - |
| Key Attributes | - |
| Description | IC ADC 12BIT 300KSPS 20-TSSOP |
| Lifecycle | - |
| Stock | 141,280 |
| Available | 92,289 |
| Min Order | 1 |
| Datasheet | Available |
| Output Bit Code | BINARY, 2'S COMPLEMENT BINARY |
| Input Type | Pseudo-Differential, Single Ended |
| Sample and Hold / Track and Hold | TRACK |
| Configuration | MUX-S/H-ADC |
| Power Supplies | 3/3.3V |
| Number of Inputs | 4, 8 |
| Linearity Error-Max (EL) | 0.0244% |
| Terminal Finish | MATTE TIN |
| Sampling Rate (Per Second) | 300k |
| Signal to Noise Ratio (SNR) | 70 dB |
| Number of A/D Converters | 1 |
| Supply Type | Single |
| Number of Analog In Channels | 8 |
| Analog Input Voltage-Max | 2.52V |
| Part Status | Active |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Factory Lead Time | 15 Weeks |
| Published | 2011 |
| Packaging | Tape & Reel (TR) |
| Categories | Integrated Circuits (ICs) |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Polarity | Bipolar, Unipolar |
| Interface | SPI, Serial |
| Sub-Categories | Data Acquisition - Analog to Digital Converters (ADC) |
| Subcategory | Analog to Digital Converters |
| Reference Type | External, Internal |
| Architecture | SAR |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| Supply Voltage | 3V |
| Width | 4.4mm |
| Terminal Pitch | 0.65mm |
| Package / Case | 20-TSSOP (0.173, 4.40mm Width) |
| Resolution | 1.5 B |
| Data Interface | SPI |
| Technology | BICMOS |
| Voltage - Supply, Analog | 2.7V~3.6V |
| Operating Temperature | 0°C~70°C |
| Manufacturer | Maxim Integrated |
| Sampling Rate | 300 ksps |
| Number of Functions | 1 |
| Number of Bits | 12 |
| Radiation Hardening | No |
| Number of Terminations | 20 |
| Number of Pins | 20 |
| Pin Count | 20 |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Operating Supply Voltage | 3.6V |
| Length | 6.5mm |
| Voltage - Supply, Digital | 2.7V~3.6V |
| Conversion Rate | 300 ksps |
| Max Power Dissipation | 559mW |
| Base Part Number | MAX1281 |
| Manufacturer's Part No. | MAX1281BCUP+T |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| HTSUS | 8542.39.0001 |
| ECCN Code | EAR99 |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing MAX1281BCUP+T replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for MAX1281BCUP+T?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for MAX1281BCUP+T alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to MAX1281BCUP+T?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is MAX1281BCUP+T obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to MAX1281BCUP+T from Maxim Integrated is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.