Connectivity line, ARM®-based 32-bit MCU with 64/256 KB Flash, USB OTG, Ethernet, 10 timers, 2 CANs, 2 ADCs, 14 communication interfaces
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 – 64 to 256 Kbytes of Flash memory – 64 Kbytes of general-purpose SRAM • Clock, reset and supply management – 2.0 to 3.6 V application supply and I/Os – POR, PDR, and programmable voltage detector (PVD) – 3-to-25 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 • 2 × 12-bit, 1 µs A/D converters (16 channels) – Conversion range: 0 to 3.6 V – Sample and hold capability – Temperature sensor – up to 2 MSPS in interleaved mode • 2 × 12-bit D/A converters • DMA: 12-channel DMA controller – Supported peripherals: timers, ADCs, DAC, I2Ss, SPIs, I2Cs and USARTs • Debug mode – Serial wire debug (SWD) & JTAG interfaces – Cortex®-M3 Embedded Trace Macrocell™ • Up to 80 fast I/O ports – 51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant • CRC calculation unit, 96-bit unique ID
https://www.st.com/resource/en/datasheet/stm32f105r8.pdf
