SN74AHC240NSR
SN74AHC240NSRE4
SN74AHC240NSRG4
SN74AHC240PW
SN74AHC240PWE4
SN74AHC240PWG4
SN74AHC240PWR
SN74AHC240PWRE4
SN74AHC240PWRG4
SN74AHC244DB