STM32L431KBU3 Description
The STM32L431KBU3 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. It offers a fast 12-bit ADC (5 Msps), two comparators, one operational amplifier, two DAC channels, an internal voltage reference buffer, a low-power RTC, one general-purpose 32-bit timer, one 16-bit PWM timer dedicated to motor control, four general-purpose 16-bit timers, and two 16-bit low-power timers.
STM32L431KBU3 Features
Ultra-low-power with FlexPowerControl
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
STM32L431KBU3 Applications
