Name: STM32F103RCT6
Brand: STMicroelectronics
SKU: STM32F103RCT6

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 memories
- 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
- V_BAT 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) encoder 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