ch340g,ch340n

原装正品 ch340g ch340 贴片sop-16 usb转串口芯片内置晶振ch340c
全新原装正品ch340g ch340 贴片sop16 usb转串口ic芯片
ch340g usb转串口芯片 sop-16 wch 原装正品
全新原装 ch340g ch340 ch444g ch440g 贴片sop-16 usb转串口ic
zave usb转串口ch340g/c/e/t/n贴片ic芯片