DM74LS273WM Logic IC - SO20 - National Semiconductor - NSC

74F273SC Logic IC - SO20 - National Semiconductor - NSC

74VHC244-SMD Logic IC - SO20 - National Semiconductor - NSC

MM74HCT04M Logic IC - SO - National Semiconductor - NSC

74VHC74-SMD Logic IC - SMD - National Semiconductor - NSC

DM74ALS32M Logic IC - SO14 - National Semiconductor - NSC

MM74HCT273N Logic IC - DIP20 - National Semiconductor - NSC

74AC273 Logic IC - DIP20 - National Semiconductor - NSC