HM1-6514C9 Integrated Circuit - DIP18 - Harris Semiconductor

HM1-6504B9 Integrated Circuit - DIP18 - Harris Semiconductor

CP82C84A Integrated Circuit - DIP18 - Harris Semiconductor

HM1-7643-8 Integrated Circuit - DIP18 - Harris Semiconductor

MC3470 Integrated Circuit - DIP18 - Motorola Semiconductor

HA12044 Integrated Circuit - DIP18 - Harris Semiconductor

MSM6242B Integrated Circuit - DIP18 - OKI Semiconductor

MCM6674 Integrated Circuit - DIP18 - Motorola Semiconductor