SN74AHCT138DR
SN74AHCT138DRE4
SN74AHCT138DRG4
SN74AHCT138MDREP
SN74AHCT138MPWREP
SN74AHCT138N
SN74AHCT138NE4
SN74AHCT138NS
SN74AHCT138NSE4
SN74AHCT138NSG4
19129491934(手机优先微信同号)