DM74S473AN Logic IC - DIP20 - National Semiconductor - NSC

MM74HC373N Logic IC - DIP20 - National Semiconductor - NSC

DM74LS374N Logic IC - DIP20 - National Semiconductor - NSC

74F541N Logic IC TTL - DIP20 - National Semiconductor - NSC

MM74HC573N Logic IC - DIP20 - National Semiconductor - NSC

MM74HCT373N Logic IC - DIP20 - National Semiconductor - NSC

DM74ALS518N Logic IC - DIP20 - National Semiconductor - NSC

DM74ALS1240N Logic IC - DIP20 - National Semiconductor - NSC