CH32F203C8T6-I — WCH
ARM Cortex-M3 MCU, 144MHz, 64KB flash, 20KB SRAM, LQFP48, industrial range -40..+85C

Category: MCU

Pricing
  LCSC         $1.06
  Mouser       $1.33
  DigiKey      $1.36
  Farnell      $1.45

Manufacturer: https://www.wch.cn