GD32F303VEU6 — GigaDevice ARM Cortex-M4F MCU, 120MHz, 512KB flash, 64KB SRAM, QFN100 Category: MCU Pricing LCSC $3.16 Mouser $4.13 DigiKey $4.16 Farnell $4.55 Manufacturer: https://www.gigadevice.com