SN74AHC240PWE4规格参数
相关型号
SN74AHC240PWG4 SN74AHC240PWLE SN74AHC240PWR SN74AHC240PWRE4 SN74AHC240PWRG4 SN74AHC244DBLE SN74AHC244DBR SN74AHC244DBRE4 SN74AHC244DBRG4 SN74AHC244DGVR