FPU, Adaptive real-time accelerator (ART

Accelerator™) allowing 0-wait state execution

from Flash memory, frequency up to 84 MHz,

memory protection unit,

105 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1),

and DSP instructions

• Memories

– up to 512 Kbytes of Flash memory

– up to 96 Kbytes of SRAM

• Clock, reset and supply management

– 1.7 V to 3.6 V application supply and I/Os

– POR, PDR, PVD and BOR

– 4-to-26 MHz crystal oscillator

– Internal 16 MHz factory-trimmed RC

– 32 kHz oscillator for RTC with calibration

– Internal 32 kHz RC with calibration

• Power consumption

– Run: 146 µA/MHz (peripheral off)

– Stop (Flash in Stop mode, fast wakeup

time): 42 µA Typ @ 25C; 65 µA max

@25 °C

– Stop (Flash in Deep power down mode,

fast wakeup time): down to 10 µA @ 25 °C;

30 µA max @25 °C

– Standby: 2.4 µA @25 °C / 1.7 V without

RTC; 12 µA @85 °C @1.7 V

– VBAT supply for RTC: 1 µA @25 °C

• 1×12-bit, 2.4 MSPS A/D converter: up to 16

channels

• General-purpose DMA: 16-stream DMA

controllers with FIFOs and burst support

timers up to 84 MHz, each with up to four

IC/OC/PWM or pulse counter and quadrature

(incremental) encoder input, two watchdog

timers (independent and window) and a

SysTick timer

• Debug mode

– Serial wire debug (SWD) & JTAG

interfaces

– Cortex®-M4 Embedded Trace Macrocell™

• Up to 81 I/O ports with interrupt capability

– Up to 78 fast I/Os up to 42 MHz

– All I/O ports are 5 V-tolerant

• Up to 12 communication interfaces

– Up to 3 x I2C interfaces (SMBus/PMBus)

– Up to 3 USARTs (2 x 10.5 Mbit/s,

1 x 5.25 Mbit/s), ISO 7816 interface, LIN,

IrDA, modem control)

– Up to 4 SPIs (up to 42Mbit/s at

fCPU = 84 MHz), SPI2 and SPI3 with muxed

full-duplex I2S to achieve audio class

accuracy via internal audio PLL or external

clock

– SDIO interface

– Advanced connectivity: USB 2.0 full-speed

device/host/OTG controller with on-chip

PHY

• CRC calculation unit

• 96-bit unique ID

• RTC: subsecond accuracy, hardware calendar

• All packages (WLCSP49, LQFP64/100,

UFQFPN48, UFBGA100) are ECOPACK®2