MC74VHC157DR2
MC74VHC157DR2G
MC74VHC157DTR2
MC74VHC157DTR2G
MC74VHC1G00DF
MC74VHC1G00DF1G
MC74VHC1G00DFT1
MC74VHC1G00DFT1G
MC74VHC1G00DFT2
MC74VHC1G00DFT2(V1