短语词组短語open -collector bus driver 集電極開路縂線敺動器Open -Collector Gates 集電極開路門Open Collector Output 輸出;開路集極輸出;什麽是集電極開路輸出inverter open collector 收集極開路的反相器input with open collector 集電極開路的輸入 返回 open collector