STM32F031K6U6

ARM-based 32-bit microcontroller, up to 32KB Flash, 9 timers, ADC and communication interfaces, operating voltage 2.0–3.6V

Key features

• Core: ARM 32-bit Cortex-MO CPU, frequency up to 48 MHz
• Memories - 16 to 32 Kbytes of Flash memory - 4 Kbytes of SRAM with HW parity
• CRC calculation unit
• Reset and power management - Digital and I/Os supply: 2.0 to 3.6 V - Analog supply: VDDA = from VDD to 3.6 V - Power-on/Power-down reset (POR/PDR) - Programmable voltage detector (PVD) - Low power modes: Sleep, Stop and Standby VBAT supply for RTC and backup registers
• Clock management - 4 to 32 MHz crystal oscillator 32 kHz oscillator for RTC with calibration - Internal 8 MHz RC with x6 PLL option - Internal 40 kHz RC oscillator
• Up to 39 fast I/Os - All mappable on external interrupt vectors - Up to 26 I/Os with 5 V tolerant capability
• 5-channel DMA controller 1x12-bit, 1.0 μs ADC (up to 10 channels) - Conversion range: 0 to 3.6V - Separate analog supply from 2.4 up to 3.6 V
• Up to 9 timers
• 1x16-bit 7-channel advanced-control timer for 6 channels PwM output, with deadtime generation and emergency stop
• 1x32-bit and 1x16-bit timer, with up to 4 IC/OC, usable for IR control decoding
• 1x16-bit timer, with 2 IC/OC, 1 OCN, deadtime generation and emergency stop
• 1 x 16-bit timer, with IC/OC and OCN, deadtime generation, emergency stop and modulator gate for IR control
• 1 x 16-bit timer with 1 IC/OC
• Independent and system watchdog timers
• SysTick timer: 24-bit downcounter
• Calendar RTC with alarm and periodic wakeup from Stop/Standby
• Communication interfaces
• 1 x I²C interface, supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, and wakeup from Stop mode
• 1 x USART supporting master synchronous SPI and modem control, ISO7816 interface, LIN, IrDA capability, auto baud rate detection and wakeup feature
• 1 x SPI (18 Mbit/s) with 4 to 16 programmable bit frames, with I²S interface multiplexed
• Serial wire debug (SWD)
• 96-bit unique ID
• Extended temperature range: -40 to +105°C
• All packages ECOPACK2