M74VHC1GT32DFT1G
M74VHC1GT32DFT2G
M74VHC1GT32DTT1G
M74VHC1GT50DFT1G
M74VHC1GT50DFT2G
M74VHC1GT50DT
M74VHC1GT50DTT1G
M74VHC1GT66DFT1G
M74VHC1GT66DFT2G
M74VHC1GT66DTT1G
19129911934(手机优先微信同号)
19129491934(手机优先微信同号)