GD32VF103VBU6 — GigaDevice RISC-V RV32IMAC MCU, 108MHz, 128KB flash, 32KB SRAM, QFN100 Category: MCU Pricing LCSC $2.30 Mouser $3.01 DigiKey $2.98 Farnell $3.26 Manufacturer: https://www.gigadevice.com