STM32L432KCU3Alternatives & Equivalent Parts

About STM32L432KCU3

STM32L432KCU3 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterSTM32L432KCU3SourceHD3SS460RHRRLM36922YFFRTPS65982BBZBHRSTM32L432KCU6STM32L432KBU6RAPC712BKSTM32L431KCU6STM32L442KCU6STM32L431KBU3STM32L412KBU3STM32L412KBU6STM32L422KBU6
ManufacturerSTMicroelectronicsTexas InstrumentsTexas InstrumentsTexas InstrumentsSTMicroelectronicsSTMicroelectronicsSwitchcraftSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronics
Package TypeQuad Flat No-LeadQuad Flat No-LeadBGAQuad Flat No-LeadQuad Flat No-LeadOtherQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-Lead
Pin Count33299633333333333333333
Temperature Range~ 70.0°C-10.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$2.7705$0.9166$0.5021$4.9900$2.2300$2.0760$1.7412$2.1317$2.5987$2.2887$1.9501$1.5500$1.8912
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVENOT RECOMMENDEDACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Factory Lead Time12 Weeks12 Weeks12 Weeks12 Weeks12 Weeks
Date Of Intro2018-05-252020-05-072018-05-252018-05-25
YTEOL9154996989999
Has ADCYESYESYESYESYESYESYESYESYES
Bit Size323232323232323232
Clock Frequency-Max48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz
DMA ChannelsYESYESYESYESYESYESYESYESYES
JESD-609 Codee3e4e1e3e3e3
Number of I/O Lines262626262626262626
PWM ChannelsYESYESYESYESYESYESYESYESYES
Package ShapeSQUARERECTANGULARSQUARESQUARESQUARESQUARESQUARESQUARESQUARESQUARESQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILEGRID ARRAY, VERY THIN PROFILE, FINE PITCHCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260260260260260260NOT SPECIFIED260260260
Speed80 MHz80 MHz80 MHz80 MHz80 MHz80 MHz80 MHz80 MHz80 MHz
Supply Voltage-Max3.6 V3.6 V3.6 V3.6 V3.6 V3.6 V1.32 V3.6 V3.6 V
Supply Voltage-Min1.71 V1.8 V1.8 V1.8 V1.8 V1.71 V1 V1.8 V1.8 V
Supply Voltage-Nom1.8 V1.8 V1.8 V3 V1.8 V3 V1.1 V1.8 V1.8 V
Surface MountYESYESYESYESYESYESYESYESYESYESYES
Terminal FinishMatte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Tin/Silver/Copper (Sn/Ag/Cu)Matte Tin (Sn) - annealedMatte Tin (Sn)Matte Tin (Sn)Tin (Sn) - immersionTin (Sn) - immersionTin (Sn) - immersion
Terminal FormNO LEADNO LEADBALLNO LEADNO LEADNO LEADNO LEADNO LEADNO LEADNO LEADNO LEAD
Terminal Pitch0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm0.5 mm
Terminal PositionQUADQUADBOTTOMQUADQUADQUADQUADQUADQUADQUADQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISC
Pbfree CodeYesYes
Additional FeatureConfiguration : 4:6Thermal Shutdown:160C
Analog IC - Other TypeSINGLE-ENDED MULTIPLEXERLoad switch
Bandwidth-Nom2700 MHz
JESD-30 CodeR-PQCC-N28S-PBGA-B96S-XQCC-N32S-XQCC-N32S-XQCC-N32S-PQCC-N32S-XQCC-N32S-XQCC-N32S-XQCC-N32
Normal PositionNO
Number of Channels45
Number of Functions11
Off-state Isolation-Nom50 dB
On-state Resistance Match-Nom8 Ω
On-state Resistance-Max (Ron)14 Ω
OutputSEPARATE OUTPUT
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYUNSPECIFIEDUNSPECIFIEDUNSPECIFIEDPLASTIC/EPOXYUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Package Equivalence CodeLCC28,.14X.22,20BGA96,11X11,20LCC32,.2SQ,20LCC32,.2SQ,20LCC32,.2SQ,20LCC32,.2SQ,20LCC32,.2SQ,20
Supply Current-Max (Isup)0.9 mA
Supply Voltage-Max (Vsup)3.6 V3.45 V
Supply Voltage-Min (Vsup)3 V2.85 V
Supply Voltage-Nom (Vsup)3.3 V3.3 V
Switch-off Time-Max1000 ns
Switch-on Time-Max3000 ns
SwitchingBREAK-BEFORE-MAKE
TechnologyCMOSBICMOSCMOSCMOSCMOSCMOSCMOSCMOS
Temperature GradeCOMMERCIALOTHERAUTOMOTIVE
Time@Peak Reflow Temperature-Max (s)3030NOT SPECIFIED
## HD3SS460RHRR Alternates Showing resultsImage
Adjustable ThresholdYES
Threshold Voltage-Nom+2.32V
Manufacturer Package CodeUFQFPN 32 5x5x0.55UFQFPN 32 5x5x0.55UFQFPN 32 5x5x0.55UFQFPN 32 5x5x0.55
Boundary ScanYESYESYESYESYESYES
CPU FamilyCORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4
DAC ChannelsYESYESYESYESYESNONO
FormatFLOATING-POINTFLOATING POINTFLOATING POINTFLOATING-POINTFLOATING POINT
Integrated CacheYESYESYESYESNO
Low Power ModeYESYESYESYESYES
Number of DMA Channels141414141414
Number of External Interrupts1616161616
Number of Serial I/Os35433
Number of Timers999888
On Chip Data RAM Width88888
On Chip Program ROM Width8888888
RAM (bytes)655366553665536655364096040960
ROM (words)262144131072262144131072131072131072131072
ROM ProgrammabilityFLASHFLASHFLASHFLASHFLASHFLASHFLASH
Supply Current-Max9.8 mA9.7 mA10.3 mA7.8 mA8.4 mA
Body/Shell StyleJACK
Connector TypeDC POWER JACK
Contact Finish MatingNICKEL
Contact Finish TerminationNICKEL
Contact MaterialCOPPER ALLOY
DIN ConformanceNO
IEC ConformanceNO
MIL ConformanceNO
Mounting TypeBOARD
OptionGENERAL PURPOSE
Pin Diameter2.5 mm
Rated Current (Power)5 A

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

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Quick Links

RAPC712BK

suggested

STM32L431KCU6by STMicroelectronics

RISC Microcontroller, 32-Bit, 80MHz

STM32L442KCU6by STMicroelectronics

RISC Microcontroller

STM32L431KBU3by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PQCC32

STM32L412KBU3by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS

STM32L412KBU6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS

STM32L422KBU6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS

Why Look for Alternatives?

Finding alternatives for STM32L432KCU3 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 STM32L432KCU3 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.

Can't Find What You Need?

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FAQ

What is equivalent to STM32L432KCU3?

Known equivalents for STM32L432KCU3 include HD3SS460RHRR, LM36922YFFR, TPS65982BBZBHR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of STM32L432KCU3?

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 STM32L432KCU3 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.