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贴片直插MC74LVX374DWG，MC74LVX32DTR2，MC74LVX373DTG，4
贴片直插MC74LVX373DT，MC74LVX245DT，MC74LVX32DTG，4
丝印MC74LVX32DTG-MC74LVX32DR2-MC74LVX257DG-MC74LVX245DT
丝印MC74LVX32DTR2-MC74LVX32DR2G-MC74LVX259DTG-MC74LVX244DWG
