What is a cross-reference page for MCP3021A5T-E/OT?
This page groups mapped replacement options for MCP3021A5T-E/OT so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
MCP3021A5T-E/OT replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for MCP3021A5T-E/OT, then verify package, specifications, and application fit before approval.
Compare MCP3021A5T-E/OT against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
No mapped replacement parts yet
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.
swipe Swipe or scroll horizontally to compare more part numbers
The left column stays visible so buyers can keep the spec label in view while scanning multiple alternatives.
| Parameter Comparison Chart | Current part MCP3021A5T-E/OT Microchip Technology |
|---|---|
| Part Number | MCP3021A5T-E/OT |
| Manufacturer | Microchip Technology |
| Category | Integrated Circuits (ICs) |
| Subcategory | Data Acquisition - Analog to Digital Converters (ADC) |
| Package | SOT23 |
| Series | - |
| Key Attributes | - |
| Description | IC ADC 10BIT 2.7V 1CH SOT23-5 |
| Lifecycle | - |
| Stock | 102,649 |
| Available | 36,230 |
| Min Order | 1 |
| Datasheet | Available |
| Contact Plating | Tin |
| Number of Bits | 10 |
| Part Status | Active |
| Radiation Hardening | NO |
| Pbfree Code | Yes |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Number of Functions | 1 |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Mount | Surface Mount |
| Published | 2003 |
| Factory Lead Time | 14 Weeks |
| Packaging | Tape & Reel (TR) |
| Reflow Temperature-Max (s) | 40 |
| Pin Count | 5 |
| Number of Terminations | 5 |
| Number of Pins | 5 |
| Series | - |
| Termination | SMD/SMT |
| Voltage - Supply, Analog | 2.7V~5.5V |
| Voltage - Supply, Digital | 2.7V~5.5V |
| Min Supply Voltage | 2.7V |
| Categories | Integrated Circuits (ICs) |
| Max Supply Voltage | 5.5V |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Reference Type | Supply |
| Operating Temperature | -40°C~125°C |
| Supply Voltage | 5V |
| Operating Supply Voltage | 5V |
| Technology | CMOS |
| Sub-Categories | Data Acquisition - Analog to Digital Converters (ADC) |
| Subcategory | Analog to Digital Converters |
| Architecture | SAR |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| Integral Nonlinearity (INL) | 1 LSB |
| Polarity | Unipolar |
| Resolution | 1.25 B |
| Length | 3.0988mm |
| Manufacturer | Microchip Technology |
| Width | 1.7526mm |
| Data Interface | I2C |
| Nominal Supply Current | 175μA |
| Package / Case | SC-74A, SOT-753 |
| Output Voltage | 400mV |
| Interface | I2C, SPI, Serial |
| Height | 1.2954mm |
| Base Part Number | MCP3021 |
| Conversion Rate | 22.3 ksps |
| Sampling Rate | 22.3 ksps |
| Manufacturer's Part No. | MCP3021A5T-E/OT |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| ECCN Code | EAR99 |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| HTSUS | 8542.39.0001 |
| Number of Analog In Channels | 1 |
| Number of Channels | 1 |
| Output Bit Code | BINARY |
| Input Type | Single Ended |
| Sample and Hold / Track and Hold | SAMPLE |
| Configuration | S/H-ADC |
| Differential Nonlinearity | 1 LSB |
| Signal to Noise Ratio (SNR) | 60 dB |
| Supply Type | Single |
| Linearity Error-Max (EL) | 0.0977% |
| Sampling Rate (Per Second) | 22.3k |
| Analog Input Voltage-Min | -0.3V |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing MCP3021A5T-E/OT replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for MCP3021A5T-E/OT?
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 MCP3021A5T-E/OT 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 MCP3021A5T-E/OT?
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 MCP3021A5T-E/OT 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 MCP3021A5T-E/OT from Microchip Technology 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.
developer_board
Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
tune
Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
task_alt
Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.