Features
■ Ultra-low-power with FlexPowerControl – 1.71 V to 3.6 V power supply – -40 °C to 85/105/125 °C temperature range – 200 nA in VBAT mode: supply for RTC and 32x32-bit backup registers – 8 nA Shutdown mode (5 wakeup pins) – 28 nA Standby mode (5 wakeup pins) – 280 nA Standby mode with RTC – 1.0 µA Stop 2 mode, 1.28 µA with RTC – 84 µA/MHz run mode (LDO Mode) – 36 μA/MHz run mode (@3.3 V SMPS Mode) – Batch acquisition mode (BAM) – 4 µs wakeup from Stop mode – Brown out reset (BOR) – Interconnect matrix
■ 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 80 MHz, MPU, 100DMIPS and DSP instructions
■ Performance benchmark – 1.25 DMIPS/MHz (Drystone 2.1) – 273.55 CoreMark® (3.42 CoreMark/MHz @ 80 MHz)
■ Energy benchmark – 253 ULPBench® score
■ Clock Sources – 4 to 48 MHz crystal oscillator – 32 kHz crystal oscillator for RTC (LSE) – Internal 16 MHz factory-trimmed RC (±1%) – Internal low-power 32 kHz RC (±5%) – Internal multispeed 100 kHz to 48 MHz oscillator, auto-trimmed by LSE (better than ±0.25 % accuracy) – Internal 48 MHz with clock recovery – 2 PLLs for system clock, USB, audio, ADC
■ Up to 83 fast I/Os, most 5 V-tolerant
■ RTC with HW calendar, alarms and calibration
■ LCD 8× 40 or 4× 44 with step-up converter
■ Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors
■ 11x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 16-bit general purpose, 2x 16- bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
■ Memories – Up to 256 KB single bank Flash, proprietary code readout protection – 64 KB of SRAM including 16 KB with hardware parity check – Quad SPI memory interface
■ Rich analog peripherals (independent supply) – 1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps – 2x 12-bit DAC output channels, low-power sample and hold – 1x operational amplifier with built-in PGA – 2x ultra-low-power comparators
■ 17x communication interfaces – USB 2.0 full-speed crystal less solution with LPM and BCD – 1x SAI (serial audio interface) – 3x I2C FM+(1 Mbit/s), SMBus/PMBus – 4x USARTs (ISO 7816, LIN, IrDA, modem) – 1x LPUART (Stop 2 wake-up) – 3x SPIs (and 1x Quad SPI) – CAN (2.0B Active) and SDMMC interface – SWPMI single wire protocol master I/F – IRTIM (Infrared interface) UFBGA100 (7x7) LQFP64 (10x10) UFBGA64 (5x5) LQFP48 (7x7) LQFP100 (14x14) WLCSP64 UFQFPN48 (7x7) WLCSP49