What is a cross-reference page for AT32UC3L016-ZAUT?
This page groups mapped replacement options for AT32UC3L016-ZAUT so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
AT32UC3L016-ZAUT replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for AT32UC3L016-ZAUT, then verify package, specifications, and application fit before approval.
Compare AT32UC3L016-ZAUT against mapped replacement options
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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 AT32UC3L016-ZAUT Microchip Technology |
|---|---|
| Part Number | AT32UC3L016-ZAUT |
| Manufacturer | Microchip Technology |
| Category | Integrated Circuits (ICs) |
| Subcategory | Embedded - Microcontrollers |
| Package | - |
| Series | AVR®32 UC3 L |
| Key Attributes | - |
| Description | IC MCU 32BIT 16KB FLASH 48QFN |
| Lifecycle | - |
| Stock | 24,760 |
| Available | 48,737 |
| Min Order | 1 |
| Datasheet | Available |
| Packaging | Tray |
| REACH Status | REACH Unaffected |
| Factory Lead Time | 19 Weeks |
| Mounting Type | Surface Mount |
| Part Status | Obsolete |
| Published | 2012 |
| Categories | Integrated Circuits (ICs) |
| Frequency | 50MHz |
| Technology | CMOS |
| Qualification Status | Not Qualified |
| Terminal Position | QUAD |
| Terminal Pitch | 0.5mm |
| Operating Temperature | -40°C~85°C TA |
| Subcategory | Microcontrollers |
| Sub-Categories | Embedded - Microcontrollers |
| ECCN | 3A991A2 |
| HTS Code | 8542.31.00.01 |
| Interface | I2C, SPI, UART, USART |
| Manufacturer | Microchip Technology |
| Package / Case | 48-VFQFN Exposed Pad |
| Terminal Form | NO LEAD |
| Contact Plating | Tin |
| Mount | Surface Mount |
| Operating Supply Voltage | 3.3V |
| Supply Voltage | 1.8V |
| Number of Terminations | 48 |
| Number of Pins | 48 |
| Number of I/O | 36 |
| Series | AVR®32 UC3 L |
| Base Part Number | AT32UC3L016 |
| Manufacturer's Part No. | AT32UC3L016-ZAUT |
| Height Seated (Max) | 0.9mm |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| HTSUS | 8542.31.0001 |
| ECCN Code | 3A991.A.2 |
| Oscillator Type | Internal |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Memory Size | 16kB |
| RAM Size | 8K x 8 |
| Core Processor | AVR |
| Core Size | 32-Bit |
| Program Memory Size | 16KB 16K x 8 |
| Data Converter | A/D 9x12b |
| ROM (words) | 16384 |
| Voltage - Supply (Vcc/Vdd) | 1.62V~3.6V |
| Program Memory Type | FLASH |
| Watchdog Timer | Yes |
| Has ADC | YES |
| PWM Channels | YES |
| DAC Channels | NO |
| DMA Channels | YES |
| Bit Size | 32 |
| Data Bus Width | 32b |
| Number of Timers/Counters | 7 |
| Supply Voltage-Max (Vsup) | 1.98V |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing AT32UC3L016-ZAUT replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for AT32UC3L016-ZAUT?
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 AT32UC3L016-ZAUT 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 AT32UC3L016-ZAUT?
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 AT32UC3L016-ZAUT 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 AT32UC3L016-ZAUT 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.
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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.