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贴片CH340CSOP-16USB转串口
ch340USB转串口芯片贴片封装
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CH340C 340B CH554G CH9326 CH9328 CH9329 340T贴片SOP16 芯片IC
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全新原装 贴片 CH340C SOP-16 USB转串口 IC 芯片 内置晶振 现货
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USB转串口芯片CH340G340C
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全新原装 贴片 CH340C SOP-16 USB转串口芯片 内置晶振
