CH32F103V8T6-I — WCH ARM Cortex-M3 MCU, 72MHz, 64KB flash, 20KB SRAM, LQFP100, industrial range -40..+85C Category: MCU Pricing LCSC $1.19 Mouser $1.53 DigiKey $1.53 Farnell $1.64 Manufacturer: https://www.wch.cn