GD32F303ZET6-I — GigaDevice
ARM Cortex-M4F MCU, 120MHz, 512KB flash, 64KB SRAM, LQFP144, industrial range -40..+85C

Category: MCU

Pricing
  LCSC         $3.49
  Mouser       $4.41
  DigiKey      $4.75
  Farnell      $5.11

Manufacturer: https://www.gigadevice.com