STM32F103x4 STM32F103x6 Low-density performance li.
STMicroelectronics
STM32F103T4 - ARM-based 32-bit MCU
STM32F103x4 STM32F103x6 Low-density performance line, ARM-based 32-bit MCU with 16 or 32 KB Flash, USB, CAN, 6 timers, 2 ADCs, 6 com. interfaces Datas.