DS1235YW150 Integrated Circuit - DIP28 - Dallas Semiconductor

DS1397 Integrated Circuit - DIP28 - Dallas Semiconductor

MM74C917N Integrated Circuit - DIP28 - National Semiconductor - NSC

DS1244Y-70 Integrated Circuit - MODULE/DIP28 - Dallas Semiconductor

LA9100 Integrated Circuit - DIP28 - Sanyo Semiconductor

DS1225Y-IND Integrated Circuit - DIP28 - Dallas Semiconductor

DS8881N Integrated Circuit - DIP28 - National Semiconductor - NSC

HA12038 Integrated Circuit - DIP28 - Harris Semiconductor