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Integrated Circuits (ICs)

STM32L4S5ZIY6TR

32-Bit MCU ARM Cortex M4 RISC 120MHz 2MB Flash 3.3V 144-Pin WLCSP T/R

The STMicroelectronics 32-Bit MCU ARM Cortex M4 is a powerful microcontroller designed for high-performance applications requiring efficient processing and low power consumption. Operating at a frequency of 120MHz, this microcontroller features a robust ARM Cortex-M4 core architecture, making it ideal for a wide range of embedded systems. With 2MB of flash memory and 640kB of RAM, it provides ample resources for complex applications while maintaining a compact 144-pin WLCSP package. Its versatil

BrandSTMicroelectronics
PackageWLCSP
Device TypeMicrocontrollers

Full Specifications

Core ArchitectureARM Cortex-M4
Min Supply Voltage1.71V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency120MHz
Nominal Supply Current20nA
Number of A/D Converters1
Number of I2C Channels4
Number of SPI Channels3
Number of Timers/Counters2
Number of UART Channels2
RAM Size640kB
Schedule B8542310000
Number of Pins144

About This Product

The STMicroelectronics 32-Bit MCU ARM Cortex M4 is a powerful microcontroller designed for high-performance applications requiring efficient processing and low power consumption. Operating at a frequency of 120MHz, this microcontroller features a robust ARM Cortex-M4 core architecture, making it ideal for a wide range of embedded systems. With 2MB of flash memory and 640kB of RAM, it provides ample resources for complex applications while maintaining a compact 144-pin WLCSP package. Its versatility is further enhanced by multiple communication interfaces, including I2C, SPI, and UART, making it a perfect choice for modern electronic 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: 144
  • 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.

  • MPN and package verification against your BOM or approved vendor list
  • 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
32-Bit MCU ARM Cortex M4 RISC 120MHz 2MB Flash 3.3V 144-Pin WLCSP T/R

STM32L4S5ZIY6TR

STMicroelectronics

The STMicroelectronics 32-Bit MCU ARM Cortex M4 is a powerful microcontroller designed for high-performance applications requiring efficient processing and low power consumption. Operating at a frequency of 120MHz, this microcontroller features a robust ARM Cortex-M4 core architecture, making it ideal for a wide range of embedded systems. With 2MB of flash memory and 640kB of RAM, it provides ample resources for complex applications while maintaining a compact 144-pin WLCSP package. Its versatil

  • Competitive pricing from verified sources
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