SN74ALS00AD
SN74ALS00ADBR
SN74ALS00ADBRE4
SN74ALS00ADBRG4
SN74ALS00ADE4
SN74ALS00ADG4
SN74ALS00ADR
SN74ALS00ADRE4
SN74ALS00ADRG4
SN74ALS00AN
19129491934(手机优先微信同号)
0755-83259964