GD32F350VBT6 — GigaDevice ARM Cortex-M4 MCU, 108MHz, 128KB flash, 16KB SRAM, LQFP100 Category: MCU Pricing LCSC $1.66 Mouser $2.02 DigiKey $2.27 Farnell $2.34 Manufacturer: https://www.gigadevice.com