BUY STM32F107RCT6 https://www.utsource.net/itm/p/1768626.html
Connectivity line, ARM-based 32-bit MCU with 64/256 KB Flash, USB OTG, Ethernet, 10 timers, 2 CANs, 2 ADCs, 14 communication interfaces
Description: The STM32F107RCT6 is a medium-density performance line ARM Cortex-M3 32-bit microcontroller with 64 Kbytes of Flash memory, 72 MHz CPU, motor control, USB and CAN. Features: - ARM Cortex-M3 32-bit RISC core operating at a frequency of up to 72 MHz - Up to 64 Kbytes of Flash memory - Up to 20 Kbytes of SRAM - Up to 4 Kbytes of EEPROM - Up to 4 Kbytes of backup SRAM - Up to 12 timers - Up to 2 I2Cs - Up to 3 SPIs - Up to 3 USARTs - Up to 2 CANs - Up to 2 ADCs - Up to 2 DACs - Up to 2 comparators - Up to 2 motor control PWM timers - Up to 2 USB 2.0 Full-speed interfaces Applications: - Automotive - Industrial - Motor control - Power conversion - Portable devices - Consumer electronics - Medical (For reference only)