ATMEGA32U4RC-AURAlternatives & Equivalent Parts

About ATMEGA32U4RC-AUR

ATMEGA32U4RC-AUR is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterATMEGA32U4RC-AURSourceATMEGA32U4RC-AULMC6482IM/NOPBATMEGA32U4-AUR
ManufacturerMicrochipMicrochipTexas InstrumentsMicrochip
Package TypeQuad Flat PackagesQuad Flat PackagesSmall Outline PackagesQuad Flat Packages
Pin Count4444844
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$3.9500$3.9200$0.3121$2.9830
StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETEACTIVE
Electrical Parameters
Pbfree CodeYesYesYes
Manufacturer Package CodeTQFP-44TQFP-44TQFP-44
Factory Lead Time6 Weeks6 Weeks6 Weeks
YTEOL1313014
Has ADCYESYESYES
Additional FeatureALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7VALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7VALSO OPERATES AT 8 MHZ WITH A MINIMUM SUPPLY OF 2.7V
Bit Size888
Boundary ScanYESYESYES
CPU FamilyAVR RISCAVR RISCAVR RISC
Clock Frequency-Max16 MHz16 MHz16 MHz
DAC ChannelsYESNOYES
DMA ChannelsNONONO
FormatFIXED POINTFIXED POINTFIXED POINT
Integrated CacheNONONO
JESD-30 CodeS-PQFP-G44S-PQFP-G44R-PDSO-G8S-PQFP-G44
JESD-609 Codee3e3e3e3
Low Power ModeYESYESYES
Number of External Interrupts353
Number of I/O Lines262626
Number of Serial I/Os111
Number of Timers343
On Chip Data RAM Width88
On Chip Program ROM Width888
PWM ChannelsYESYESYES
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTQFP44,.39SQ,31TQFP44,.39SQ,31SOP8,.25TQFP44,.39SQ,31
Package ShapeSQUARESQUARERECTANGULARSQUARE
Package StyleFLATPACK, THIN PROFILEFLATPACK, THIN PROFILESMALL OUTLINEFLATPACK, THIN PROFILE
RAM (bytes)204825602048
ROM (words)327683276832768
ROM ProgrammabilityFLASHFLASHFLASH
Screening LevelTS 16949TS 16949
Speed16 MHz16 MHz16 MHz
Supply Current-Max15 mA15 mA1.4 mA15 mA
Supply Voltage-Max5.5 V5.5 V5.5 V
Supply Voltage-Min4.5 V5 V4.5 V
Supply Voltage-Nom5 V5 V5 V
Surface MountYESYESYESYES
TechnologyCMOSCMOSCMOSCMOS
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch0.8 mm0.8 mm1.27 mm0.8 mm
Terminal PositionQUADQUADDUALQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISC
Peak Reflow Temperature (Cel)260260260
Qualification StatusNot QualifiedNot Qualified
Time@Peak Reflow Temperature-Max (s)403030
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.000004 µA
Bias Current-Max (IIB) @25C0.000004 µA
Common-mode Reject Ratio-Min70 dB
Common-mode Reject Ratio-Nom82 dB
Frequency CompensationYES
Input Offset Current-Max (IIO)0.000002 µA
Input Offset Voltage-Max750 µV
Low-BiasYES
Low-OffsetNO
MicropowerYES
Number of Functions2
Packing MethodTUBE
PowerNO
Programmable PowerNO
Slew Rate-Min0.63 V/us
Slew Rate-Nom1.3 V/us
SubcategoryOperational Amplifier
Supply Voltage Limit-Max16 V
Supply Voltage-Nom (Vsup)5 V
Unity Gain BW-Nom1500
Voltage Gain-Min10000
WidebandNO
## LMC6482IM/NOPB Alternates Showing resultsImage
## ATMEGA32U4-AUR Alternates Showing resultsImage

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 3 alternatives for ATMEGA32U4RC-AUR — response within 24 hours.

Quick Links

ATMEGA32U4-AURby Microchip Technology Inc

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP44

Why Look for Alternatives?

Finding alternatives for ATMEGA32U4RC-AUR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating ATMEGA32U4RC-AUR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to ATMEGA32U4RC-AUR?

Known equivalents for ATMEGA32U4RC-AUR include ATMEGA32U4RC-AU, LMC6482IM/NOPB, ATMEGA32U4-AUR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ATMEGA32U4RC-AUR?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify ATMEGA32U4RC-AUR alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.