Features
■ Core: Arm® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz
■ Memories – 64 to 128 Kbytes of Flash memory – 16 Kbytes of SRAM with HW parity
■ CRC calculation unit
■ Reset and power management – Digital and I/O supply: VDD = 2.0 V to 3.6 V – Analog supply: VDDA = VDD to 3.6 V – Selected I/Os: VDDIO2 = 1.65 V to 3.6 V – Power-on/Power down reset (POR/PDR) – Programmable voltage detector (PVD) – Low power modes: Sleep, Stop, Standby – VBAT supply for RTC and backup registers
■ Clock management – 4 to 32 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – Internal 8 MHz RC with x6 PLL option – Internal 40 kHz RC oscillator – Internal 48 MHz oscillator with automatic trimming based on ext. synchronization
■ Up to 87 fast I/Os – All mappable on external interrupt vectors – Up to 68 I/Os with 5V tolerant capability and 19 with independent supply VDDIO2
■ 7-channel DMA controller
■ One 12-bit, 1.0 µs ADC (up to 16 channels) – Conversion range: 0 to 3.6 V – Separate analog supply: 2.4 V to 3.6 V
■ One 12-bit D/A converter (with 2 channels)
■ 2 fast low-power analog comparators with programmable input and output
■ Up to 24 capacitive sensing channels for touchkey, linear and rotary touch sensors
■ Calendar RTC with alarm and periodic wakeup from Stop/Standby
■ 12 timers – One 16-bit advanced-control timer for six-channel PWM output – One 32-bit and seven 16-bit timers, with up to four IC/OC, OCN, usable for IR control decoding or DAC control – Independent and system watchdog timers – SysTick timer
■ Communication interfaces – 2 I2C interfaces supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, one supporting SMBus/PMBus and wakeup – 4 USARTs supporting master synchronous SPI and modem control, two with ISO7816 interface, LIN, IrDA, auto baud rate detection and wakeup feature – 2 SPIs (18 Mbit/s) with 4 to 16 programmable bit frames, and with I2S interface multiplexed
■ HDMI CEC, wakeup on header reception
■ Serial wire debug (SWD)
■ 96-bit unique ID
■ All packages ECOPACK® 2