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STM32L431KBU3 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

STM32L431KBU3 product

STM32L431KBU3

Microcontrollers

MCUCortex-M4Ultra-low-power

The STM32L431KBU3 is an ultra-low-power 32-bit microcontroller featuring an Arm Cortex-M4 core with FPU, 128 KB Flash, and 64 KB SRAM in a 32-pin UFQFPN package.

Best for

  • Battery-powered applications
  • Low-power industrial control

Avoid if

  • High I/O count requirements

Check before use

  • Peripheral pin mapping

Key specifications

Core
Arm Cortex-M4
Flash
128 KB
SRAM
64 KB
Package
32-UFQFPN

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialPower

Datasheet

STM32L431KBU3-STMicroelectronics-datasheet-62341222.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for STM32L431KBU3: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

Real-time and catalog pricing from verified distributors

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a high-performance, ultra-low-power 32-bit microcontroller from STMicroelectronics based on the Arm Cortex-M4 core.