贴片直插UPD74HC534，UPD74HC27G，UPD74HC02C，UPD74HC21C，4

贴片直插UPD77501GC，UPD75004GB，UPD74HC534，UPD74HC564，4

贴片直插UPD74HC534C/UPD74HC245C/UPD74HC161G/UPD74HC238C/4

进口原装NEC芯片 UPD74HC534C 封装20/DIP 控制芯片 集成电路IC