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MC74VHC573M MC74VHCT00AM MC74VHCT125ADTR2 MC74VHCT138DT原
贴片直插MC74VHC13MEL MC74LCX573DT MC74LCX74MEL 5
贴片直插MC74VHC595DT，MC74VHC573DT，MC74VHC595DG，4
贴片直插MC74VHC86DT/MC74VHC74DT/MC74VHC573M/MC74VHC574M/4
