SN74LV273ADBR
SN74LV273ADBRE4
SN74LV273ADBRG4
SN74LV273ADGVR
SN74LV273ADGVRE4
SN74LV273ADGVRG4
SN74LV273ADW
SN74LV273ADWE4
SN74LV273ADWG4
SN74LV273ADWR
19129911934(手机优先微信同号)