GD32F350VBT6R — GigaDevice ARM Cortex-M4 MCU, 108MHz, 128KB flash, 16KB SRAM, LQFP100, tape & reel, 2500 pcs Category: MCU Pricing LCSC $1.75 Mouser $2.03 DigiKey $2.20 Farnell $2.31 Manufacturer: https://www.gigadevice.com