AT89S52-24AURAlternatives & Equivalent Parts

About AT89S52-24AUR

AT89S52-24AUR 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

ParameterAT89S52-24AURSourceAT89S52-24AUSMAJ120ASTM32F103VET6TR35312-0260BSS138NH632773391-0080
ManufacturerMicrochipMicrochipLITTELFUSESTMicroelectronicsMolexInfineonMolex
Package TypeQuad Flat PackagesQuad Flat PackagesDiodes MouldedQuad Flat PackagesHeader, Shrouded - Straight PTH BoxSOT23 (3-Pin)Other
Pin Count44442100235
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-65.0°C ~ 150.0°C-40.0°C ~ 85.0°C-40.0°C ~ 105.0°C-55.0°C ~ 150.0°C-65.0°C ~ 165.0°C
Price$1.7400$1.1500$0.0011$5.8380$0.0533$0.0675$1.9582
StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVENOT RECOMMENDEDACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesNoYesYes
Manufacturer Package CodeTQFP-44TQFP-44
Factory Lead Time9 Weeks9 Weeks13 Weeks53 Weeks, 1 Day10 Weeks
YTEOL14146.489368
Has ADCNONOYES
Address Bus Width161624
Bit Size8832
Boundary ScanNONOYES
Clock Frequency-Max33 MHz24 MHz16 MHz
DAC ChannelsNONOYES
DMA ChannelsNONOYES
External Data Bus Width8816
FormatFIXED POINTFIXED POINTFIXED POINT
Integrated CacheNONONO
JESD-30 CodeS-PQFP-G44S-PQFP-G44R-PDSO-C2S-PQFP-G100R-PDSO-G3
JESD-609 Codee3e3e4e3e3e4
Low Power ModeYESNOYES
Number of External Interrupts2216
Number of I/O Lines323280
Number of Serial I/Os11
Number of Timers3311
On Chip Data RAM Width88
On Chip Program ROM Width888
PWM ChannelsNONOYES
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTQFP44,.39SQ,31TQFP44,.39SQ,31QFP100,.63SQ,20
Package ShapeSQUARESQUARERECTANGULARSQUARERECTANGULAR
Package StyleFLATPACK, THIN PROFILEFLATPACK, THIN PROFILESMALL OUTLINEFLATPACK, LOW PROFILE, FINE PITCHSMALL OUTLINE
RAM (bytes)25625665536
ROM (words)81928192524288
ROM ProgrammabilityFLASHFLASHFLASH
Speed33 MHz24 MHz72 MHz
Supply Current-Max25 mA25 mA69 mA
Supply Voltage-Max5.5 V5.5 V3.6 V
Supply Voltage-Min5 V5 V3.3 V
Supply Voltage-Nom5 V5 V3.3 V
Surface MountYESYESYESYESYES
TechnologyCMOSCMOSAVALANCHECMOS
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)
Terminal FormGULL WINGGULL WINGC BENDGULL WINGGULL WING
Terminal Pitch0.8 mm0.8 mm0.5 mm2.5 mm
Terminal PositionQUADQUADDUALQUADDUAL
uPs/uCs/Peripheral ICs TypeMICROCONTROLLERMICROCONTROLLERMICROCONTROLLER, RISC
## AT89S52-24AUR Alternates Showing resultsImage
CPU Family8051CORTEX-M3
Peak Reflow Temperature (Cel)260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Time@Peak Reflow Temperature-Max (s)40303030
## AT89S52-24AU Alternates Showing resultsImage
Breakdown Voltage-Max147 V
Breakdown Voltage-Min133 V
Breakdown Voltage-Nom140 V
Clamping Voltage-Max193 V
ConfigurationSINGLE, 1 CHANNELSINGLE WITH BUILT-IN DIODE
Diode Element MaterialSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODE
Forward Voltage-Max (VF)3.5 V
JEDEC-95 CodeDO-214AC
Non-rep Peak Rev Power Dis-Max400 W
Number of Elements11
PolarityUNIDIRECTIONAL
Power Dissipation-Max3.3 W
Reference StandardIEC-61000-4-2; UL RECOGNIZEDULAEC-Q101; IEC-61249-2-21
Rep Pk Reverse Voltage-Max120 V
Reverse Current-Max1 µA
Reverse Test Voltage120 V
Number of DMA Channels12
## STM32F103VET6TR Alternates Showing resultsImage
Body Breadth0.256 inch0.396 inch
Body Depth0.276 inch0.583 inch
Body Length0.294 inch0.25 inch
Connector TypeBOARD CONNECTORRF SMA CONNECTOR
Contact Finish MatingNOT SPECIFIED
Contact Finish TerminationTin (Sn)Gold/Nickel (Au/Ni)
Contact GenderMALEFEMALE
Contact MaterialNOT SPECIFIED
Contact PatternRECTANGULAR
Contact Resistance20 mΩ5 mΩ
Contact StyleSQ PIN-SKTCOAX
DIN ConformanceNO
Dielectric Withstanding Voltage1400VAC V1400VAC V
Durability30 Cycles500 Cycles
Filter FeatureNONO
IEC ConformanceNO
Insulation Resistance1000000000 Ω5000000000 Ω
Insulator MaterialGLASS FILLED POLYAMIDEPOLYTETRAFLUOROETHYLENE
MIL ConformanceNO
Mating Contact Pitch0.098 inch
Mixed ContactsNO
Mounting Option 1LOCKINGLOCKING
Mounting StyleSTRAIGHTRIGHT ANGLE
Mounting TypeBOARDBOARD
Number Of ConnectorsONE
Number Of PCB Rows1
Number of Rows Loaded1
OptionGENERAL PURPOSE
PCB Contact PatternRECTANGULAR
Polarization KeyPOLARIZED HOUSING
Rated Current (Signal)3 A
Terminal Length0.137 inch0.135 inch
Termination TypeSOLDERSOLDER
Total Number of Contacts21
Additional FeatureLOGIC LEVEL COMPATIBLE
DS Breakdown Voltage-Min60 V
Drain Current-Max (ID)0.23 A
Drain-source On Resistance-Max3.5 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)3.8 pF
Operating ModeENHANCEMENT MODE
Polarity/Channel TypeN-CHANNEL
Power Dissipation Ambient-Max0.36 W
Power Dissipation-Max (Abs)0.36 W
Transistor Element MaterialSILICON
Body/Shell StyleJACK
Characteristic Impedance50 Ω
Coupling TypeTHREADED
Insertion Force-Max8.896 N
Insertion Loss0.05 dB
Number of Ports1
Operating Frequency-Max18 GHz
Panel MountNO
Shell FinishNICKEL
Shell MaterialZINC ALLOY
VSWR1.1
Withdrawl Force-Min.278 N

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

Need pricing on these alternatives?

Get one quote covering all 6 alternatives for AT89S52-24AUR — response within 24 hours.

Quick Links

AT89S52-24AUby Microchip Technology Inc Microcontroller,

8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PQFP44

SMAJ120A

suggested

Why Look for Alternatives?

Finding alternatives for AT89S52-24AUR 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 AT89S52-24AUR 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 AT89S52-24AUR?

Known equivalents for AT89S52-24AUR include AT89S52-24AU, SMAJ120A, STM32F103VET6TR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of AT89S52-24AUR?

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 AT89S52-24AUR 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.