CH32F203R8T6R — WCH
ARM Cortex-M3 MCU, 144MHz, 64KB flash, 20KB SRAM, LQFP64, tape & reel, 2500 pcs

Category: MCU

Pricing
  LCSC         $1.13
  Mouser       $1.36
  DigiKey      $1.42
  Farnell      $1.55

Manufacturer: https://www.wch.cn