MC74VHC540DTR2
MC74VHC540DTR2G
MC74VHC540DWR2
MC74VHC540DWR2G
MC74VHC541DT
MC74VHC541DTG
MC74VHC541DTR2
MC74VHC541DTR2G
MC74VHC541DWR2
MC74VHC541DWR2G
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