Features
■ Ultra-low-power platform – 1.65 V to 3.6 V power supply – -40 to 125 °C temperature range – 0.29 µA Standby mode (3 wakeup pins) – 0.43 µA Stop mode (16 wakeup lines) – 0.86 µA Stop mode + RTC + 20-Kbyte RAM retention – Down to 93 µA/MHz in Run mode – 5 µs wakeup time (from Flash memory) – 41 µA 12-bit ADC conversion at 10 ksps
■ Core: Arm® 32-bit Cortex®-M0+ with MPU – From 32 kHz up to 32 MHz max. – 0.95 DMIPS/MHz
■ Memories – Up to 192-Kbyte Flash memory with ECC(2 banks with read-while-write capability) – 20 -Kbyte RAM – 6 Kbytes of data EEPROM with ECC – 20-byte backup register – Sector protection against R/W operation
■ Up to 84 fast I/Os (78 I/Os 5V tolerant)
■ Reset and supply management – Ultra-safe, low-power BOR (brownout reset) with 5 selectable thresholds – Ultra-low-power POR/PDR – Programmable voltage detector (PVD)
■ Clock sources – 1 to 25 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – High speed internal 16 MHz factory-trimmed RC (+/- 1%) – Internal low-power 37 kHz RC – Internal multispeed low-power 65 kHz to 4.2 MHz RC – PLL for CPU clock
■ Pre-programmed bootloader – USART, I2C, SPI supported
■ Development support – Serial wire debug supported
■ Rich Analog peripherals – 12-bit ADC 1.14 Msps up to 16 channels (down to 1.65 V) – 2x ultra-low-power comparators (window mode and wake up capability, down to 1.65 V)
■ 7-channel DMA controller, supporting ADC, SPI, I2C, USART, Timers
■ Up to 10x peripheral communication interfaces – 4x USART (2 with ISO 7816, IrDA), 1x UART (low power) – Up to 6x SPI 16 Mbits/s – 3x I2C (2 with SMBus/PMBus)
■ 11x timers: 2x 16-bit with up to 4 channels, 2x 16-bit with up to 2 channels, 1x 16-bit ultra-low-power timer, 1x SysTick, 1x RTC, 2x 16-bit basic, and 2x watchdogs (independent/window)
■ CRC calculation unit, 96-bit unique ID
■ All packages are ECOPACK2