Features:

• Core: ARM 32-bit Cortex™-M3 CPU
  • 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access
  • Single-cycle multiplication and hardware division
• Memories
  • 256 to 512 Kbytes of Flash memory
  • up to 64 Kbytes of SRAM
  • Flexible static memory controller with 4 Chip Select. Supports Compact Flash, SRAM, PSRAM, NOR and NAND
  • emories
  • LCD parallel interface, 8080/6800 modes
• Clock, reset and supply management
  • 2.0 to 3.6 V application supply and I/Os
  • POR, PDR, and programmable voltage detector (PVD)
  • 4-to-16 MHz crystal oscillator
  • Internal 8 MHz factory-trimmed RC
  • Internal 40 kHz RC with calibration
  • 32 kHz oscillator for RTC with calibration
• Low power
  • Sleep, Stop and Standby modes
  • VBAT supply for RTC and backup registers
• 3 × 12-bit, 1 μs A/D converters (up to 21 channels)
  • Conversion range: 0 to 3.6 V
  • Triple-sample and hold capability
  • Temperature sensor
• 2 × 12-bit D/A converters
• DMA: 12-channel DMA controller
  • Supported peripherals: timers, ADCs, DAC, SDIO, I2Ss, SPIs, I2Cs and USARTs
• Debug mode
  • Serial wire debug (SWD) & JTAG interfaces
  • Cortex-M3 Embedded Trace Macrocell™
• Up to 112 fast I/O ports
  • 51/80/112 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
• Up to 11 timers
  • Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental)
  • ncoder input
  • 2 × 16-bit motor control PWM timers with dead-time generation and emergency stop
  • 2 × watchdog timers (Independent and Window)
  • SysTick timer: a 24-bit downcounter
  • 2 × 16-bit basic timers to drive the DAC
• Up to 13 communication interfaces
  • Up to 2 × I2C interfaces (SMBus/PMBus)
  • Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
  • Up to 3 SPIs (18 Mbit/s), 2 with I2S interface multiplexed
  • CAN interface (2.0B Active)
  • USB 2.0 full speed interface
  • SDIO interface
• CRC calculation unit, 96-bit unique ID
• ECOPACK®packages