STM32L431CCY6TR Microcontroller by STMicroelectronics

The STM32L431CCY6TR is a cutting-edge microcontroller unit (MCU) from the renowned semiconductor manufacturer STMicroelectronics. This device is part of STMicroelectronics' ultra-low-power STM32L4 series, which is designed to balance performance with power efficiency, making it an ideal choice for portable and power-sensitive applications across a diverse range of industries.

At the heart of the STM32L431CCY6TR is an Arm® Cortex®-M4 core with a floating-point unit (FPU), running at a frequency of up to 80 MHz. The FPU allows for efficient handling of computations involving floating-point numbers, which is particularly beneficial for applications involving complex mathematical calculations, such as digital signal processing or control algorithms.

The device comes with a rich set of peripherals and features that enhance its versatility. It includes 256 KB of Flash memory and 64 KB of SRAM, providing ample space for application code and data. The MCU also supports a range of I/O ports and connectivity options, such as multiple SPI, I2C, USART, and UART interfaces, along with a USB 2.0 Full Speed interface with device and host capabilities.

For security-conscious applications, the STM32L431CCY6TR offers hardware-based features such as a True Random Number Generator (TRNG), AES 128-bit hardware encryption, and a Memory Protection Unit (MPU) that enhances the safety of application code and data. Additionally, it includes several analog peripherals, such as 12-bit ADCs, DACs, and ultra-low-power comparators, making it suitable for interfacing with a wide array of sensors and actuators.

The MCU's power management capabilities are particularly impressive, featuring multiple low-power modes, including a shutdown mode that reduces power consumption to nearly zero, while allowing for fast wake-up times. This makes the STM32L431CCY6TR an excellent choice for battery-operated devices, energy-harvesting applications, and smart sensors that require long operational lifetimes on a single charge.

Encased in a compact 48-pin UFQFPN package, the STM32L431CCY6TR is designed for space-constrained applications. Its robust design and temperature range of -40°C to 85°C ensure reliable operation even in harsh environmental conditions. With its combination of power efficiency, performance, and a comprehensive set of features, the STM32L431CCY6TR stands out as a versatile MCU solution for a wide array of embedded system applications.