贴片直插MC74VHC540DWG，MC74VHC4066DT，MC74VHC540DTG，4

贴片直插MC74VHC540ML2，MC74VHC540DWG，MC74VHC540MEL，4

贴片直插MC74VHC541MEL，MC74VHC540ML1，MC74VHC541DWG，4