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缓冲器/驱动器 MC74HC240AFR2 SOIC-20 MOTOROLA(摩托罗拉)
贴片直插MC74HC240AFR2，MC74HC240AFL1，MC74HC240AFL2，4
贴片直插MC74HC244ADTEL MC74HC240AFL2G MC74HC240AFR2G 4
贴片直插MC74HC244AFL2G MC74HC240AFR1G MC74HC244ADTR2 4
