MC74VHC138D
MC74VHC138DG
MC74VHC138DR2
MC74VHC138DR2G
MC74VHC138DR2GSOP
MC74VHC138DTR2
MC74VHC138DTR2G
MC74VHC139DR2
MC74VHC139DR2G
MC74VHC139DTR2
19129911934(手机优先微信同号)
19129491934(手机优先微信同号)