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Features

? Core: Arm? 32-bit Cortex?-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait-state execution from Flash memory, frequency up to 170 MHz with 213 DMIPS, MPU, DSP instructions

? Operating conditions:

– VDD, VDDA voltage range: 1.71 V to 3.6 V

? Mathematical hardware accelerators

– CORDIC for trigonometric functions acceleration

– FMAC: Filter mathematical accelerator

? Memories

– 128 Kbytes of Flash memory with ECC support, proprietary code readout protection (PCROP), securable memory area, 1 Kbyte OTP

– 22 Kbytes of SRAM, with hardware parity check implemented on the first 16 Kbytes

– Routine booster: 10 Kbytes of SRAM on instruction and data bus, with hardware parity check (CCM SRAM)

? Reset and supply management

– Power-on/power-down reset (POR/PDR/BOR)

– Programmable voltage detector (PVD)

– Low-power modes: sleep, stop, standby and shutdown

– VBAT supply for RTC and backup registers

? Clock management

– 4 to 48 MHz crystal oscillator

– 32 kHz oscillator with calibration

– Internal 16 MHz RC with PLL option (± 1%)

– Internal 32 kHz RC oscillator (± 5%)

? Up to 86 fast I/Os

– All mappable on external interrupt vectors

– Several I/Os with 5 V tolerant capability

? Interconnect matrix

? 12-channel DMA controller

? 2 x ADCs 0.25 μs(up to 23 channels). Resolution up to 16-bit with hardware oversampling, 0 to 3.6 V conversion range

? 4 x 12-bit DAC channels

– 2 x buffered external channels 1 MSPS

– 2 x unbuffered internal channels 15 MSPS

? 4 x ultra-fast rail-to-rail analog comparators

? 3 x operational amplifiers that can be used in PGA mode, all terminals accessible

? Internal voltage reference buffer (VREFBUF) supporting three output voltages (2.048 V, 2.5 V, 2.95 V)

? 14 timers:

– 1 x 32-bit timer and 2 x 16-bit timers with up to four IC/OC/PWM or pulse counter and quadrature (incremental) encoder input

– 2 x 16-bit 8-channel advanced motor control timers, with up to 8 x PWM channels, dead time generation and emergency stop

– 1 x 16-bit timer with 2 x IC/OCs, one OCN/PWM, dead time generation and emergency stop

– 2 x 16-bit timers with IC/OC/OCN/PWM, dead time generation and emergency stop

– 2 x watchdog timers (independent, window)

– 1 x SysTick timer: 24-bit downcounter

– 2 x 16-bit basic timers

– 1 x low-power timer

? Calendar RTC with alarm, periodic wakeup from stop/standby

? Communication interfaces

– 1 x FDCAN controller supporting flexible data rate

– 3 x I2C Fast mode plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from stop

– 4 x USART/UARTs (ISO 7816 interface, LIN, IrDA, modem control)

– 1 x LPUART

– 3 x SPIs, 4 to 16 programmable bit frames, 2 x with multiplexed half duplex I2S interface

– 1 x SAI (serial audio interface)

– USB 2.0 full-speed interface with LPM and BCD support

– IRTIM (infrared interface)

– USB Type-C? /USB power delivery controller (UCPD)

? True random number generator (RNG)

? CRC calculation unit, 96-bit unique ID

? Development support: serial wire debug (SWD), JTAG, Embedded trace macrocell?