GD32F330V8U6 — GigaDevice ARM Cortex-M4 MCU, 108MHz, 64KB flash, 8KB SRAM, QFN100 Category: MCU Pricing LCSC $1.61 Mouser $2.03 DigiKey $1.99 Farnell $2.14 Manufacturer: https://www.gigadevice.com