STM32G431CBU3Alternatives & Equivalent Parts

About STM32G431CBU3

STM32G431CBU3 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

ParameterSTM32G431CBU3SourceSTM32G431CBU6STM32G431C8U3STM32G431C8U6STM32G474CCU3STM32G484CEU3STM32G474CBU6STM32G473CEU3STM32G473CBU6
ManufacturerSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronics
Package TypeQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-LeadQuad Flat No-Lead
Pin Count494949494949494949
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C—-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C
Price$3.1036$2.6224$2.8502$2.3387$4.2845$5.7588$3.1264$4.3441$2.9952
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Factory Lead Time12 Weeks12 Weeks12 Weeks12 Weeks12 Weeks—12 Weeks12 Weeks12 Weeks
YTEOL999999999
Has ADCYESYESYESYESYESYESYESYESYES
Bit Size323232323232323232
Boundary ScanYESYESYESYESYES—YESYESYES
CPU FamilyCORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4CORTEX-M4—CORTEX-M4CORTEX-M4CORTEX-M4
Clock Frequency-Max48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz48 MHz
DAC ChannelsYESYESYESYESYES—YESYESYES
DMA ChannelsYESYESYESYESYESYESYESYESYES
FormatFLOATING POINTFLOATING POINTFLOATING POINTFLOATING POINTFLOATING POINT—FLOATING POINTFLOATING POINTFLOATING POINT
Integrated CacheYESYESYESYESYES—YESNONO
JESD-30 CodeS-XQCC-N48S-XQCC-N48S-XQCC-N48S-XQCC-N48S-XQCC-N48—S-XQCC-N48S-PQCC-N48S-PQCC-N48
Low Power ModeYESYESYESYESYES—YESYESYES
Number of DMA Channels1212121216—161616
Number of External Interrupts1616161616—161616
Number of I/O Lines424242424242424242
Number of Serial I/Os55557—777
Number of Timers1212121215—151414
On Chip Data RAM Width88888—888
On Chip Program ROM Width88888—888
PWM ChannelsYESYESYESYESYESYESYESYESYES
Package Body MaterialUNSPECIFIEDUNSPECIFIEDUNSPECIFIEDUNSPECIFIEDUNSPECIFIED—UNSPECIFIEDPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeLCC48,.27SQ,20LCC48,.27SQ,20LCC48,.27SQ,20LCC48,.27SQ,20LCC48,.27SQ,20—LCC48,.27SQ,20LCC48,.27SQ,20LCC48,.27SQ,20
Package ShapeSQUARESQUARESQUARESQUARESQUARESQUARESQUARESQUARESQUARE
Package StyleCHIP 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 PROFILECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
RAM (bytes)32768327683276832768131072—131072131072131072
ROM (words)1310721310726553665536262144—131072524288131072
ROM ProgrammabilityFLASHFLASHFLASHFLASHFLASH—FLASHFLASHFLASH
Speed170 MHz170 MHz170 MHz170 MHz170 MHz170 MHz170 MHz170 MHz170 MHz
Supply Current-Max34 mA100 mA34 mA29 mA42 mA—34 mA42 mA34 mA
Supply Voltage-Max3.6 V3.6 V3.6 V3.6 V3.6 V3.6 V3.6 V3.6 V3.6 V
Supply Voltage-Min1.71 V3 V1.71 V3 V1.71 V1.71 V3 V1.71 V1.71 V
Supply Voltage-Nom3 V3 V3 V3 V3 V3 V3 V3 V3 V
Surface MountYESYESYESYESYESYESYESYESYES
TechnologyCMOSCMOSCMOSCMOSCMOS—CMOSCMOSCMOS
Terminal FormNO LEADNO 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 mm
Terminal PositionQUADQUADQUADQUADQUADQUADQUADQUADQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISC
Temperature Grade—INDUSTRIAL———————
Date Of Intro————2020-03-312019-12-16———
Peak Reflow Temperature (Cel)———————NOT SPECIFIEDNOT SPECIFIED
Time@Peak Reflow Temperature-Max (s)———————NOT SPECIFIEDNOT SPECIFIED

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

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Quick Links

STM32G431CBU6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS

STM32G431C8U3by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS

STM32G431C8U6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS

STM32G474CCU3by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS

STM32G484CEU3by STMicroelectronics

RISC Microcontroller, 32-Bit, 170MHz

STM32G474CBU6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS

STM32G473CEU3by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS, PQCC48

STM32G473CBU6by STMicroelectronics

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS, PQCC48

Why Look for Alternatives?

Finding alternatives for STM32G431CBU3 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 STM32G431CBU3 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 STM32G431CBU3?

Known equivalents for STM32G431CBU3 include STM32G431CBU6, STM32G431C8U3, STM32G431C8U6. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of STM32G431CBU3?

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 STM32G431CBU3 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.