STM32L552RCT6 Microcontroller by STMicroelectronics

The STM32L552RCT6 is a cutting-edge microcontroller unit (MCU) from STMicroelectronics, renowned for its impressive blend of power efficiency and performance. This MCU is part of the STM32L5 series, which is built on an Arm Cortex-M33 processor with TrustZone for Armv8-M, providing a secure foundation for the creation of highly secure applications.

With a maximum CPU frequency of 110 MHz, the STM32L552RCT6 is designed to deliver a balanced performance for a wide range of low-power applications. Its energy-efficient architecture is complemented by multiple power-saving modes, making it an ideal choice for battery-operated devices in the Internet of Things (IoT), wearable technology, industrial control systems, and medical equipment.

This MCU features a comprehensive set of peripherals that include multiple 16-bit timers, a 32-bit timer, as well as watchdog and SysTick timers. For connectivity, it offers a rich set of interfaces such as USB Type-C and USB power delivery controller, USART, SPI, I2C, and more. It also includes an advanced 12-bit ADC with hardware oversampling, enhancing its capabilities in analog signal acquisition and processing.

The STM32L552RCT6 comes with a robust set of security features. It supports hardware cryptographic acceleration, ensuring swift and secure data encryption and decryption. Additionally, it offers secure boot, secure firmware update, and secure key storage, thanks to its TrustZone-enabled processor, which isolates secure from non-secure memory, peripherals, and I/O operations.

With 256 KB of RAM and 256 KB of Flash memory, this MCU provides ample space for complex applications and software stacks. Its package is an LQFP64, which has a 10x10 mm body size with 1.4 mm pitch, offering a good balance between compactness and ease of board layout.

The STM32L552RCT6 is supported by a wide range of development tools, including the STM32Cube ecosystem, which provides comprehensive software HAL libraries, middleware solutions, and examples to accelerate the development process. With this MCU, STMicroelectronics continues to empower designers to create innovative and secure products for a connected world.