STMicroelectronics

STM32L452VET3

The STM32L452VET3 is a low-power microcontroller from STMicroelectronics, which is part of the STM32L4+ series. It is based on the high-performance Arm Cortex-M4 processor with an FPU and runs at a frequency of up to 120 MHz. The STM32L452VET3 is designed for applications that require low power consumption, high performance, and a wide range of integrated peripherals.

Description:

The STM32L452VET3 is a member of the STM32L4+ series, which is known for its ultra-low-power consumption and high performance. It features an Arm Cortex-M4 processor with an FPU, providing excellent computational capabilities for a wide range of applications. The microcontroller operates at a frequency of up to 120 MHz and is manufactured using a 40-nm process technology.

Features:

1. Arm Cortex-M4 CPU with FPU, running at up to 120 MHz
2. 2 MB of Flash memory and 640 KB of SRAM
3. Memory protection unit (MPU) and secure boot
4. Wide range of integrated peripherals, including:
   • Advanced control timers, basic timers, and real-time timers
   • I2C, SPI, and USART interfaces
   • USB OTG FS and SDMMC interfaces
   • 12-bit ADC with up to 24 channels
   • DAC
   • DMA controller
   • CRC calculation unit
   • True random number generator (RNG)
5. Low-power features, including:
   • VBAT voltage supply for RTC and backup registers
   • RTC with 48-bit free-running counter
   • Low-power sleep, stop, and standby modes
   • Power scaling and voltage scaling
6. Security features, including:
   • Secure boot
   • Hardware unique key (HUK) and secure key (SK)
   • TrustZone
7. Package: 100-pin LQFP

Applications:

The STM32L452VET3 is suitable for a wide range of applications that require low power consumption, high performance, and a rich set of integrated peripherals. Some potential applications include:

1. Battery-powered devices: IoT devices, smart sensors, portable medical devices, and wearables
2. Industrial automation and control systems
3. Home automation and smart home devices
4. Energy management and smart grid systems
5. Medical equipment and healthcare devices
6. Automotive applications, such as body control modules, infotainment systems, and safety systems
7. Gateways and communication devices for IoT networks
8. Audio and voice processing applications, such as hearing aids and voice-controlled devices

The STM32L452VET3's combination of low power consumption, high performance, and a wide range of integrated peripherals make it an excellent choice for developers looking to create energy-efficient, high-performance applications.