LB1257 Integrated Circuit - DIP18 - Sanyo Semiconductor

LB1262 Integrated Circuit - DIP18 - Sanyo Semiconductor

LB1291 Integrated Circuit - DIP18 - Sanyo Semiconductor

LA7820 Integrated Circuit - DIP18 - Sanyo Semiconductor

BA6566 Integrated Circuit - DIP18 - Rohm Semiconductor

MSM5832 Integrated Circuit - DIP18 - OKI Semiconductor

HA12047 Integrated Circuit - DIP18 - Harris Semiconductor

HA12044 Integrated Circuit - DIP18 - Harris Semiconductor