DM74ALS1240AN Logic IC - DIP20 - National Semiconductor - NSC

MM74HC149N Logic IC - DIP20 - National Semiconductor - NSC

74F377PC Logic IC - DIP20 - National Semiconductor - NSC

DM74LS471N Logic IC - DIP20 - National Semiconductor - NSC

DM74ALS1244N Logic IC - DIP20 - National Semiconductor - NSC

DM74ALS564AN Logic IC - DIP20 - National Semiconductor - NSC

DM74AS240N Logic IC - DIP20 - National Semiconductor - NSC

74ACTQ245PC Logic IC - DIP20 - National Semiconductor - NSC