射频R574403245元件SWITCH¥34815.20去看看欧越半导体a发布了射频元件R574403245[IC RF SWITCH SP12T 18GHZ]射频R574403245元件SWITCH¥34640.20去看看光骏半导体发布了R574403245 射频元件IC RF SWITCH SP12T 18GHZ