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STM32L5: New MCU Series to Enhance Security and Efficiency

time 2023-07-21

Publisher: hqt


Why does STM32L5 do you know?

  • A group of microcontrollers created by STMicroelectronics are referred to as STM32L5. The STM32 line of 32-bit ARM Cortex-M-based microcontrollers, which includes the microcontrollers, is a well-known and commonly used family of microcontrollers. STMicroelectronics 32-bit microcontrollers are identified by the prefix “STM32”. The “L” stands for these microcontrollers’ low-power features and is useful for battery-powered or energy-efficient applications since they are made to function with very low power consumption.
  • The “5” designates that it is a member of the STM32L series’ fifth generation. New features, advancements, and upgrades are typically made over the prior generation. A high-performance ARM Cortex-M33 core, integrated security features, low-power modes, wide peripheral support, and several connection choices are just a few of the sophisticated features the STM32 microcontrollers provide. These microcontrollers are frequently used in products like Internet of Things (IoT) devices, wearable technology, medical equipment, industrial control systems, and more, where performance, security, and power efficiency are essential.

Why STM32L5 Microcontrollers Should Be Used in Your Projects?

STM32L5 microcontrollers are an excellent option for your projects.

  • Ultra-low power consumption:

 The STM32 family was created primarily for applications requiring very little power. Voltage scaling, low-power modes, and optimized peripherals are just a few of the power-saving features and methods that these microcontrollers provide. Because they provide longer battery life and lower power consumption, they are perfect for battery-powered or energy-efficient products.

  • Improved security features: 

Security is essential in many applications, especially in the IoT (Internet of Things) age. Advanced security features, including safe boot, hardware cryptographic accelerators, secure firmware installation, and data encryption, are included in microcontrollers. These capabilities aid in guarding your system from tampering, unauthorized access, and data breaches.

  • High-performance Cortex-M33 core:

 Excellent performance and efficiency are provided by the Cortex-M33 core, which is the foundation of the microcontrollers. Faster processing, effective code execution, and support for cutting-edge technologies like hardware floating-point units (FPU) and digital signal processing (DSP) instructions are all made possible by this 32-bit core. You can manage difficult chores and calculations more skillfully, thanks to it.

  • Large and active development ecosystem: 

The development ecology for STM32 microcontrollers is extensive. The maker of STM32 devices, STMicroelectronics, offers thorough development tools, software libraries, application examples, and technical documentation. By facilitating the beginning and acceleration of initiatives, this ecosystem shortens the time to market and enhances the entire development experience.

  • Scalability and product selection: 

The STM32 series includes a variety of microcontrollers with various memory capacities, package configurations, and features. Because of its scalability, you may pick the ideal microcontroller to suit the needs of your particular project. There is probably a microcontroller that suits your demands, whether you’re working on a simple IoT deployment or a small-scale project.

STM32L5: New MCU Family to Improve Security and Efficiency:

 STMicroelectronics has created the STM32L5 family of microcontroller units (MCUs). It is intended to improve embedded systems’ efficiency and security. The Arm Cortex-M33 core is the foundation for the MCUs, which are created utilizing cutting-edge 40nm manufacturing technology. The series has the following salient characteristics and abilities:

  • The series has a wide range of cryptographic capabilities, including hardware acceleration for the AES-256, AES-GCM, 3DES encryption algorithms, and hash functions like SHA-256. Data safety and effective, secure communication are made possible by these characteristics.
  • To facilitate communication and data collection, the series has a variety of peripherals, including USB, UART, SPI, I2C, and ADC interfaces. Additionally, it supports various communication protocols, including Ethernet, CAN, and I2S, making it possible to integrate it into a range of embedded systems.
  • These MCUs have various memory choices, including SRAM of up to 256 KB and Flash memory of up to 1 MB, which provides plenty of room for code and data storage. Additionally, they have a Cortex-M33 core with a high-performance rate of 1.77 DMIPS/MHz, allowing for quick and effective programmed execution.

How Can You Get STM32L Products For Your Electrical Products?

EASYIEE, a seasoned vendor, can offer STM32 items for your electrical goods. Their STM32 products come in various varieties, such as STM32F303VCT6 and STM32F303VCT6-DISCO. These goods have found extensive usage in communication, consumer electronics, household appliances, transportation, and industrial automation. The STM32 series of microcontrollers can be the ideal choice if you’re designing electric items and need microcontrollers to power them. Due to their strength, effectiveness, and adaptability, these microcontrollers are preferred for various applications.

  • Determine your demands: 

Before looking for a wholesaler of STM32 items, it is critical to determine your needs. The amount of microcontrollers you require and the particular types that will function the best for your electric items should be crystal plain to you. This will assist you in locating a provider who can fulfill your needs and offer you the most competitive costs.

  • Cost and quality comparisons:

Compare the costs and quality of your shortlist of possible providers. Remember that the most affordable choice could be better. The provider you choose should provide competitive pricing without sacrificing quality. Inquire from vendors who provide guarantees, technical assistance, and timely delivery.

Using STM32L5 in The actual Applications:

The flexibility and diversity of STM32 microcontrollers have made them appealing options in a range of applications:

  • Industrial Automation:

Because of their dependable performance and a large range of peripheral choices, STM32 microcontrollers are frequently utilized in industrial control systems, including programmable logic controllers (PLCs), motor control, and robotics.

  • Consumer Electronics: 

The STM32 family is well-liked in goods for the general public, including wearable, household appliances, and game consoles, where low power consumption and wireless communication are essential.


STMicroelectronics’ new STM32L5 microcontroller is built with security in mind. With a Cortex M33 core and hardware-based security options, including secure boot, safe key storage, and secure debug, it is equipped with these features. Additionally, it contains a secure element, a secure memory, and built-in tamper detection. Because of their expertise and experience, they can rapidly offer the best solution to clients, saving them a lot of time. EASYIEE technically qualified sales engineers have in-depth product knowledge and application and industry expertise.