ATMEGA4809-AUAlternatives & Equivalent Parts

About ATMEGA4809-AU

ATMEGA4809-AU 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

ParameterATMEGA4809-AUSourceATMEGA4809-AF25PK1000MEFC10X161N4148WQ-7-FATMEGA4809-AUR
ManufacturerMicrochipMicrochipRubyconDiodes Inc.Microchip
Package TypeQuad Flat PackagesQuad Flat PackagesCapacitor, Polarized Radial DiameterSmall Outline DiodeQuad Flat Packages
Pin Count48482248
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-55.0°C ~ 150.0°C-40.0°C ~ 85.0°C
Price$1.3700$1.5200$0.1716$0.0117$1.3400
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Manufacturer Package CodeTQFP-48TQFP-48TQFP-48
Factory Lead Time8 Weeks8 Weeks12 Weeks7 Weeks
Date Of Intro2019-08-072019-03-272019-08-07
YTEOL181866.118
Has ADCYESYESYES
Additional FeatureALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 5MHZALSO OPERATES AT 2.7V SUPPLY @ 8MHZHIGH RELIABILITYALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 5MHZ
Bit Size888
Boundary ScanNOYESNO
CPU FamilyAVR RISCAVR RISCAVR RISC
Clock Frequency-Max20 MHz20 MHz20 MHz
DAC ChannelsNONONO
DMA ChannelsNONONO
FormatFIXED POINTFIXED POINTFIXED POINT
Integrated CacheNONONO
JESD-30 CodeS-PQFP-G48S-PQFP-G48R-PDSO-G2S-PQFP-G48
JESD-609 Codee3e3e3e3
Low Power ModeYESYESYES
Number of External Interrupts101010
Number of I/O Lines414141
Number of Serial I/Os444
Number of Timers555
On Chip Data RAM Width888
On Chip Program ROM Width888
PWM ChannelsNONONO
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTQFP48,.35SQTQFP48,.35SQTQFP48,.35SQ
Package ShapeSQUARESQUARERECTANGULARSQUARE
Package StyleFLATPACK, THIN PROFILE, FINE PITCHFLATPACK, THIN PROFILE, FINE PITCHRadialSMALL OUTLINEFLATPACK, THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel)260260260260
RAM (bytes)614461446144
RAM (words)512512512
ROM (words)491524915249152
ROM ProgrammabilityFLASHFLASHFLASH
Speed20 MHz16 MHz20 MHz
Supply Voltage-Max5.5 V5.5 V5.5 V
Supply Voltage-Min5 V4.5 V5 V
Supply Voltage-Nom5 V5 V5 V
Surface MountYESYESNOYESYES
TechnologyCMOSCMOSCMOS
Temperature GradeINDUSTRIALAUTOMOTIVEINDUSTRIAL
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)MATTE TINMatte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch0.5 mm0.5 mm5 mm0.5 mm
Terminal PositionQUADQUADDUALQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISC
## ATMEGA4809-AU Alternates Showing resultsImage
Screening LevelAEC-Q100
## ATMEGA4809-AF Alternates Showing resultsImage
Reach Compliance CodeCompliant
Capacitance1000 µF
Capacitor TypeALUMINUM ELECTROLYTIC CAPACITOR
Diameter10 mm
Dielectric MaterialALUMINUM (WET)
Leakage Current0.25 mA
Mounting FeatureTHROUGH HOLE MOUNT
Negative Tolerance20%
Packing MethodBULK
PolarityPOLARIZED
Positive Tolerance20%
Rated (DC) Voltage (URdc)25 V
Ripple Current870 mA
Tan Delta0.16
Terminal ShapeWIRE
Pbfree CodeYes
ApplicationFAST RECOVERY
Breakdown Voltage-Min100 V
ConfigurationSINGLE
Diode Element MaterialSILICON
Diode TypeRECTIFIER DIODE
Forward Voltage-Max (VF)1.25 V
Non-rep Pk Forward Current-Max2 A
Number of Elements1
Number of Phases1
Output Current-Max0.3 A
Power Dissipation-Max0.4 W
Reference StandardAEC-Q101
Rep Pk Reverse Voltage-Max100 V
Reverse Current-Max1 µA
Reverse Recovery Time-Max0.004 µs
Reverse Test Voltage75 V
Time@Peak Reflow Temperature-Max (s)30
## ATMEGA4809-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 4 alternatives for ATMEGA4809-AU — response within 24 hours.

Quick Links

ATMEGA4809-AFby Microchip Technology Inc

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP48

ATMEGA4809-AURby Microchip Technology Inc

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP48

Why Look for Alternatives?

Finding alternatives for ATMEGA4809-AU 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 ATMEGA4809-AU 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 ATMEGA4809-AU?

Known equivalents for ATMEGA4809-AU include ATMEGA4809-AF, 25PK1000MEFC10X16, 1N4148WQ-7-F. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ATMEGA4809-AU?

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 ATMEGA4809-AU 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.