• Core: Arm® 32-Bit Cortex®-M0+ CPU, Frequency Up To 64 MHz
• -40°C To 85°C Operating Temperature
• Memories
– Up to 64 Kbytes Of Flash Memory With Protection
– 8 Kbytes Of SRAM With HW Parity Check
• CRC Calculation Unit
• Reset And Power Management
– Voltage Range: 2.0 V To 3.6 V
– Power-On/Power-Down Reset (POR/PDR)
– Low-Power Modes: Sleep, Stop, Standby
– VBAT Supply For RTC And Backup Registers
• Clock Management
– 4 To 48 MHz Crystal Oscillator
– 32 kHz Crystal Oscillator With Calibration
– Internal 16 MHz RC With PLL Option
– Internal 32 kHz RC Oscillator (±5 %)
• Up To 44 Fast I/Os
– All Mappable On External Interrupt Vectors
– Multiple 5 V-Tolerant I/Os
• 5-Channel DMA Controller With Flexible Mapping
• 12-Bit, 0.4 µs ADC (Up To 16 ext. Channels)
– Up To 16-Bit With Hardware Oversampling
– Conversion Range: 0 To 3.6V
• 8 Timers: 16-Bit For Advanced Motor Control, Four 16-Bit General-Purpose, Two Watchdogs, SysTick Timer
• Calendar RTC With Alarm And Periodic Wakeup From Stop/Standby