GD32F303RBT6 — GigaDevice ARM Cortex-M4F MCU, 120MHz, 128KB flash, 40KB SRAM, LQFP64 Category: MCU Pricing LCSC $1.82 Mouser $2.32 DigiKey $2.55 Farnell $2.67 Manufacturer: https://www.gigadevice.com