CH32F208R8T6-I — WCH
ARM Cortex-M3 BLE MCU, 144MHz, 64KB flash, QFN68, industrial range -40..+85C

Category: MCU

Pricing
  LCSC         $1.51
  Mouser       $1.80
  DigiKey      $1.95
  Farnell      $2.13

Manufacturer: https://www.wch.cn