Features
■ Ultra-low-power with FlexPowerControl – 1.71 V to 3.6 V power supply – -40 °C to 85/125 °C temperature range – 300 nA in VBAT mode: supply for RTC and 32x32-bit backup registers – 16 nA Shutdown mode (4 wakeup pins) – 32 nA Standby mode (4 wakeup pins) – 245 nA Standby mode with RTC – 0.7 µA Stop 2 mode, 0.95 µA with RTC – 79 µA/MHz run mode (LDO Mode) – 28 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 – 442 ULPMark-CP® – 165 ULPMark-PP®
■ 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 – PLL for system clock
■ Up to 52 fast I/Os, most 5 V-tolerant
■ RTC with HW calendar, alarms and calibration
■ Up to 12 capacitive sensing channels: support touchkey, linear and rotary touch sensors
■ 10x timers: 1x 16-bit advanced motor-control, 1x 32-bit and 2x 16-bit general purpose, 1x 16- bit basic, 2x low-power 16-bit timers (available in Stop mode), 2x watchdogs, SysTick timer
■ Memories – 128 KB single bank Flash, proprietary code readout protection – 40 KB of SRAM including 8 KB with hardware parity check – Quad SPI memory interface with XIP capability
■ Rich analog peripherals (independent supply) – 2x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 µA/Msps – 2x operational amplifiers with built-in PGA – 1x ultra-low-power comparator – Accurate 2.5 V or 2.048 V reference voltage buffered output
■ 12x communication interfaces – USB 2.0 full-speed crystal less solution with LPM and BCD – 3x I2C FM+(1 Mbit/s), SMBus/PMBus – 3x USARTs (ISO 7816, LIN, IrDA, modem) – 1x LPUART (Stop 2 wake-up) – 2x SPIs (and 1x Quad SPI) – IRTIM (Infrared interface)
■ 14-channel DMA controller
■ True random number generator LQFP32 (7x7 mm) UFBGA64 (5x5 mm) WLCSP36 UFQFPN32 (5x5 mm) UFQFPN48 (7x7 mm) LQFP64 (10x10 mm) LQFP48 (7x7 mm) (2.6x3.1 mm)