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Integrated Circuits (ICs)

STM32L431CBY7TR

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PBGA49

The STMicroelectronics RISC Microcontroller is a powerful 32-bit solution designed for a wide range of embedded applications. Featuring an ARM Cortex-M4 CPU operating at 80MHz, this microcontroller delivers exceptional performance while maintaining low power consumption. With a robust operating temperature range from -40°C to 105°C and a compact WLCSP package, it is ideal for demanding environments. This microcontroller is equipped with multiple I2C and SPI channels, making it versatile for vari

BrandSTMicroelectronics
PackageWLCSP
Device TypeMicrocontrollers

Full Specifications

Core ArchitectureARM Cortex-M4
Min Supply Voltage1.71V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency80MHz
Max Operating Temperature105°C
Min Operating Temperature-40°C
Nominal Supply Current10nA
Number of I2C Channels3
Number of SPI Channels3
Number of Timers/Counters1
PackagingTape & Reel
RAM Size64kB
RoHSCompliant

About This Product

The STMicroelectronics RISC Microcontroller is a powerful 32-bit solution designed for a wide range of embedded applications. Featuring an ARM Cortex-M4 CPU operating at 80MHz, this microcontroller delivers exceptional performance while maintaining low power consumption. With a robust operating temperature range from -40°C to 105°C and a compact WLCSP package, it is ideal for demanding environments. This microcontroller is equipped with multiple I2C and SPI channels, making it versatile for various connectivity needs, and is compliant with RoHS standards, ensuring it meets modern environmental regulations.

What is this product used for?

Suitable for design, repair, and production programs using Microcontrollers devices.

Key Features

  • Case/Package: WLCSP
  • Number of Pins: 49
  • Lifecycle Status: Production
  • Core Architecture: ARM Cortex-M4
  • Min Supply Voltage: 1.71V
  • Max Supply Voltage: 3.6V

Typical Use Cases

Embedded Processors and Controllers Microcontrollers WLCSP Microcontrollers

Sourcing Support for This MPN

Contact JaronSemi to confirm package, date code, and traceability requirements.

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  • Approved-alternate and cross-reference review when the requested line is constrained
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RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 80MHz, CMOS, PBGA49

STM32L431CBY7TR

STMicroelectronics

The STMicroelectronics RISC Microcontroller is a powerful 32-bit solution designed for a wide range of embedded applications. Featuring an ARM Cortex-M4 CPU operating at 80MHz, this microcontroller delivers exceptional performance while maintaining low power consumption. With a robust operating temperature range from -40°C to 105°C and a compact WLCSP package, it is ideal for demanding environments. This microcontroller is equipped with multiple I2C and SPI channels, making it versatile for vari

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