STMicroelectronics STM32L431KCU6, 32bit ARM Cortex M4 Microcontroller, STM32L4, 80MHz, 256 kB Flash, 32-Pin UFQFPN

The STMicroelectronics STM32L4 family type, UFQFPN package, surface mount, 32-pin 32-bit arm cortex-M4 core microcontroller. It has a voltage rating of 3.6V. This operates at a maximum speed of 80MHz and features 256kb ISP flash program memory and 64bytes of SRAM. It has features a floating-point unit (FPU) which supports arm double-precision and single-precision data-processing instructions and data types. This device supports a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.

• 83 I/O pins
• A 14-channel DMA controller
• Batch acquisition mode (BAM) and brownout reset
• Ethernet MAC interface DMA controller
• Internal 48MHz with clock recovery
• On-chip power-on-reset (POR), voltage detector (LVD) and key interrupt function (KIF)
• One 12-bit ADC 5 Msps, up to 16 bit with hardware oversampling,
• One 16-bit advanced motor control timers
• One 32-bit timer
• One watchdog timer
• Operating temperature ranges between -40°C and 85°C
• RTC with HW calendar, alarms and calibration
• Serial interfaces- CAN, UART, I2C, LIN, CSIs and IEBus
• Serial wire debug supported
• Three separate power domains that can be independently clock-gated or switched off
• True random number generator(RNG)
• Two 12-bit DAC, low-power sample and hold
• Two 16-bit timers
• Up to 21 capacitive sensing channels- Support touch key, linear and rotary touch sensors

• Electronic equipments
• Low power appliances
• Temperature sensors