GD32F103C8T6 — GigaDevice ARM Cortex-M3 MCU, 72MHz, 64KB flash, 20KB SRAM, LQFP48 Category: MCU Pricing LCSC $1.22 Mouser $1.43 DigiKey $1.52 Farnell $1.63 Manufacturer: https://www.gigadevice.com