GD32F303ZCU6 — GigaDevice ARM Cortex-M4F MCU, 120MHz, 256KB flash, 48KB SRAM, QFN144 Category: MCU Pricing LCSC $3.01 Mouser $3.74 DigiKey $3.93 Farnell $4.53 Manufacturer: https://www.gigadevice.com