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Integrated Circuits (ICs)

STM32L433RBY6TR

Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash, USB FS, LCD

The STMicroelectronics Ultra-low-power ARM Cortex-M4 MCU is a cutting-edge microcontroller designed for energy-efficient applications requiring high performance and versatility. Operating at a frequency of 80 MHz, this MCU features an integrated Floating Point Unit (FPU) and offers 128 Kbytes of Flash memory, making it ideal for complex computations and real-time processing. With a robust set of peripherals including USB FS and LCD support, this microcontroller is perfect for a wide range of emb

BrandSTMicroelectronics
PackageWLCSP
Device TypeMicrocontrollers

Full Specifications

Core ArchitectureARM Cortex-M4
Number of I/Os52
Min Supply Voltage1.71V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency80MHz
Max Operating Temperature85°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

About This Product

The STMicroelectronics Ultra-low-power ARM Cortex-M4 MCU is a cutting-edge microcontroller designed for energy-efficient applications requiring high performance and versatility. Operating at a frequency of 80 MHz, this MCU features an integrated Floating Point Unit (FPU) and offers 128 Kbytes of Flash memory, making it ideal for complex computations and real-time processing. With a robust set of peripherals including USB FS and LCD support, this microcontroller is perfect for a wide range of embedded systems, from consumer electronics to industrial automation. Its compact WLCSP packaging and wide operating voltage range ensure seamless integration into various designs.

What is this product used for?

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

Key Features

  • Case/Package: WLCSP
  • Number of Pins: 64
  • Lifecycle Status: Production
  • Core Architecture: ARM Cortex-M4
  • Number of I/Os: 52
  • Min Supply Voltage: 1.71V

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
Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash, USB FS, LCD

STM32L433RBY6TR

STMicroelectronics

The STMicroelectronics Ultra-low-power ARM Cortex-M4 MCU is a cutting-edge microcontroller designed for energy-efficient applications requiring high performance and versatility. Operating at a frequency of 80 MHz, this MCU features an integrated Floating Point Unit (FPU) and offers 128 Kbytes of Flash memory, making it ideal for complex computations and real-time processing. With a robust set of peripherals including USB FS and LCD support, this microcontroller is perfect for a wide range of emb

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