TDA2220 Integrated Circuit - DIP20 - ST Microelectronics - STM

DS173019 Integrated Circuit - DIP20 - ST Microelectronics - STM

TDA7232 Integrated Circuit - DIP20 - ST Microelectronics - STM

L6223 Integrated Circuit - DIP20 - ST Microelectronics - STM

TDA8190 Integrated Circuit - DIP20 - ST Microelectronics - STM

M74HC623B1 Logic IC - DIP20 - ST Microelectronics - STM

L4981B Integrated Circuit - DIP20 - ST Microelectronics - STM

M74HC240B1 Logic IC - DIP20 - ST Microelectronics - STM