CH582FR — WCH
RISC-V BLE 5.3 MCU, 60MHz, 512KB flash, QFN48, tape & reel, 2500 pcs

Category: MCU

Pricing
  LCSC         $1.44
  Mouser       $1.67
  DigiKey      $1.74
  Farnell      $1.91

Manufacturer: https://www.wch.cn