GAL16AS25HB1 SemiConductor - DIP20 - ST Microelectronics - STM

M74HC623B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HC574B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HC240B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HC563B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HCT240B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HC541B1 Logic IC - DIP20 - ST Microelectronics - STM

M74HC374B1 Logic IC - DIP20 - ST Microelectronics - STM