STM32L452RET6TR Description

The STM32L452RET6TR is an ultra-low-power microcontroller based on the high-performance Arm? Cortex?-M4 32-bit RISC core operating at a frequency of up to 80 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision that supports all Arm? single-precision data-processing instructions and data types. 

STM32L452RET6TR Features

• Ultra-low-power with FlexPowerControl

• Core: Arm? 32-bit Cortex?-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator?) allowing 0-wait-state execution from Flash memory, frequency up to 80 MHz, MPU, 100DMIPS and DSP instructions

• Performance benchmark

• Energy benchmark

• Clock Sources

• Up to 83 fast I/Os, most 5 V-tolerant

• RTC with HW calendar, alarms and calibration

• Up to 21 capacitive sensing channels: support touch key, linear and rotary touch sensors

• Memories

• Rich analogue peripherals (independent supply)

• 17x communication interfaces

• 14-channel DMA controller

• True random number generator

• CRC calculation unit, 96-bit unique ID

• Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell?

• All packages are ECOPACK2? compliant

STM32L452RET6TR Applications

• Low-power applications

• SMPS supply