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贴片直插MC74HC14ADTELG，MC74HC139AFL2G，MC74HC139AFR1G，4
贴片直插MC74HC139AFL1G，MC74HC138AFL2G，MC74HC139ADR2G，4
丝印MC74HC14ADTR2-MC74HC14ADR2G-MC74HC139AFL2-MC74HC139AFL1
