GD32F103RCT6-I — GigaDevice
ARM Cortex-M3 MCU, 72MHz, 256KB flash, 48KB SRAM, LQFP64, industrial range -40..+85C

Category: MCU

Pricing
  LCSC         $1.85
  Mouser       $2.16
  DigiKey      $2.29
  Farnell      $2.44

Manufacturer: https://www.gigadevice.com