● Core: ARM® 32-bit Cortex® -M4 CPU (72 MHz max), single-cycle multiplication and HW division, DSP instruction with FPU (floating-point unit) and MPU (memory protection unit)
● 1.25 DMIPS/MHz (Dhrystone 2.1)
● Memories
● 64 to 256 Kbytes of Flash memory
● 32 Kbytes of SRAM with HW parity check
● CRC calculation unit
● Reset and power management
● Voltage range: 2.0 to 3.6 V
● Power-on/Power down reset (POR/PDR)
● Programmable voltage detector (PVD)
● Low power modes: Sleep, Stop, 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 x16 PLL option
● Internal 40 kHz oscillator
● Up to 84 fast I/Os
● All mappable on external interrupt vectors
● Up to 45 I/Os with 5 V tolerant capability
● 12-channel DMA controller
● One 12-bit, 1.0 μs ADC (up to 16 channels)
● Conversion range: 0 to 3.6 V
● Separate analog supply from 2.4 up to 3.6
● Three 16-bit Sigma Delta ADC
● Separate analog supply from 2.2 to 3.6 V, up to 21 single/ 11 diff channels
● Three 12-bit DAC channels
● Two fast rail-to-rail analog comparators with programmable input and output
● Up to 24 capacitive sensing channels
● 17 timers
● Two 32-bit timers and three 16-bit timers with up to 4 IC/OC/PWM or pulse counters
● Two 16-bit timers with up to 2 IC/OC/PWM or pulse counters
● Four 16-bit timers with up to 1 IC/OC/PWM or pulse counter
● Independent and system watchdog timers
● SysTick timer: 24-bit downcounter
● Three 16-bit basic timers to drive the DAC]
● Calendar RTC with Alarm and periodic wakeup from Stop/Standby
● Communication interfaces
● CAN interface (2.0B Active)
● Two I²Cs supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from STOP
● Three USARTs supporting synchronous mode, modem control, ISO/IEC 7816, LIN, IrDA, auto baud rate, wakeup feature
● Three SPIs (18 Mbit/s) with 4 to 16 programmable bit frames, muxed I2S
● HDMI-CEC bus interface
● USB 2.0 full speed interface
● Serial wire devices, JTAG, Cortex® -M4 ETM
● 96-bit unique ID
