GD32F103RCU6 — GigaDevice
ARM Cortex-M3 MCU, 72MHz, 256KB flash, 48KB SRAM, QFN64

Category: MCU

Pricing
  LCSC         $1.83
  Mouser       $2.35
  DigiKey      $2.42
  Farnell      $2.42

Manufacturer: https://www.gigadevice.com