主流增强型ARM Cortex-M3 MCU，具有512 KB Flash、72 MHz CPU、电机控制、USB和CAN

The STM32F103xC, STM32F103xD and STM32F103xE performance line family incorporates the high-performance ARM® Cortex®-M3 32-bit RISC core operating at a 72 MHz frequency, high-speed embedded memories (Flash memory up to 512 Kbytes and SRAM up to 64 Kbytes), and an extensive range of enhanced I/Os and • Core: ARM® 32-bit Cortex®-M3 CPU \n •72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access \n •Single-cycle multiplication and hardware division \n• Memories \n •256 to 512 Kbytes of Flash memory \n •up to 64 Kbytes of SRAM \n •Flexible static memory co;

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意法半导体