5PCS STM32F103RET6 LQFP-64 ARM Cortex-M3 32-bit Microcontroller MCU

1pcs MCU STM32F103RET6 32bit ARM Cortex M3 Microcontroller 72MHz 512kB LQFP64 IC

STM32F103RET6 LQFP-64 ARM Cortex-M3 Microcontroller MCU IC

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STM32F103RCT6 ARM Cortex-M3 Microcontroller LQFP-64 MCU IC Chip Original

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5PCS STM32F105RBT6 LQFP-64 ARM Cortex-M3 32-bit Microcontroller MCU

GD32F105RBT6 LQFP-64 ARM Cortex-M3 32 Bit Microcontroller MCU IC New Original