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逻辑芯片MM74HC4040SJX原装正品 提供配单服务
MM74HC4040MX MM74HC4040SJX MM74HC4046M
MM74HC4040SJX【IC COUNTER 12-STAGE BIN 16-SOP】
MM74HC4040SJX【BINARY COUNTER】
MM74HC4040SJX『BINARY COUNTER』 现货
MM74HC4040SJX 零件 MM74HC4046M
MM74HC4040MX/MM74HC4040SJX/MM74HC4046M
丝印MM74HC4040MX MM74HC4020MX MM74HC393SJX MM74HC393MTC