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Integrated Circuits (ICs)

STM32L431CBU6TR

MCU 32-Bit STM32L431CB ARM Cortex M4F RISC 128KB Flash 1.8V/2.5V/3.3V 48-Pin UFQFPN T/R

The STMicroelectronics MCU 32-Bit STM32L431CB is a powerful microcontroller designed for low-power applications, featuring an ARM Cortex-M4F core that delivers exceptional performance and efficiency. With a maximum frequency of 80MHz and a compact 48-pin UFQFPN package, this MCU is ideal for a variety of embedded systems. It supports multiple communication interfaces and is optimized for battery-operated devices, making it a versatile choice for developers seeking to create innovative solutions.

BrandSTMicroelectronics
PackageUFQFPN
Device TypeMicrocontrollers

Full Specifications

Core ArchitectureARM Cortex-M4
Min Supply Voltage1.71V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency80MHz
Nominal Supply Current10nA
Number of I2C Channels3
Number of SPI Channels3
Number of Timers/Counters1
RAM Size64kB
Case/PackageQFN
Number of Pins48

About This Product

The STMicroelectronics MCU 32-Bit STM32L431CB is a powerful microcontroller designed for low-power applications, featuring an ARM Cortex-M4F core that delivers exceptional performance and efficiency. With a maximum frequency of 80MHz and a compact 48-pin UFQFPN package, this MCU is ideal for a variety of embedded systems. It supports multiple communication interfaces and is optimized for battery-operated devices, making it a versatile choice for developers seeking to create innovative solutions.

What is this product used for?

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

Key Features

  • Case/Package: QFN
  • Number of Pins: 48
  • 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 UFQFPN 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
  • Availability, lifecycle, and supply-risk discussion for procurement planning
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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
MCU 32-Bit STM32L431CB ARM Cortex M4F RISC 128KB Flash 1.8V/2.5V/3.3V 48-Pin UFQFPN T/R

STM32L431CBU6TR

STMicroelectronics

The STMicroelectronics MCU 32-Bit STM32L431CB is a powerful microcontroller designed for low-power applications, featuring an ARM Cortex-M4F core that delivers exceptional performance and efficiency. With a maximum frequency of 80MHz and a compact 48-pin UFQFPN package, this MCU is ideal for a variety of embedded systems. It supports multiple communication interfaces and is optimized for battery-operated devices, making it a versatile choice for developers seeking to create innovative solutions.

  • Competitive pricing from verified sources
  • Sample to production quantities
  • Response within 24 business hours

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