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贴片直插MC74VHC32DR2G,MC74VHC244ML1,MC74VHC245ML1,4
贴片直插MC74VHC373DWR2,MC74VHC245DTR2,MC74VHC245ML1G,4
贴片直插MC74VHC32ML1,MC74VHC245DT,MC74VHC245MG,4