MM32F103RBT6 — MindMotion ARM Cortex-M3 MCU, 72MHz, 128KB flash, 20KB SRAM, LQFP64 Category: MCU Pricing LCSC $1.10 Mouser $1.32 DigiKey $1.41 Farnell $1.51 Manufacturer: https://www.mindmotion.com.cn