● Core: 32-bit ARM® Cortex®-M0 CPU, frequency up to 48 MHz
● Memories
● 16 to 32 Kbyte of Flash memory
● 4 Kbyte of SRAM with HW parity checking
● CRC calculation unit
● Reset and supply management
● Voltage range: 2.0 V to 3.6 V
● Power-on/Power-down reset (POR/PDR)
● Programmable voltage detector (PVD)
● Low power modes: Sleep, Stop and Standby
● VBATsupply 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 25 I/Os with 5 V tolerant capability
● 5-channel DMA controller
● 1 × 12-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
● 1 x 16-bit 7-channel advanced-control timer for 6 channels PWM output, with deadtime generation and emergency stop
● 1 x 32-bit and 1 x 16-bit timer, with up to 4 IC/OC, usable for IR control decoding
● 1 x 16-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
● 1 x USART supporting master synchronous SPI and modem control; one with 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
