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USB芯片 CH340 341 444G CH440 CH552 CH554 A B C E G K N R S T
含税13% CH340C 340G 340E 340T 340B 340N 340K USB转串口芯片
CH340B/CH340C/CH340E/CH340G/CH340K/CH340S/CH340N USB转串口
全新原装CH340E密脚MSO
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原装 CH340G SOP-16 USB总线转接芯片 USB转UART 5V/3.3V 2Mbps
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电子元器件一站式配套芯片
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可代替340G内置晶振串口器
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