PAL16L8-20MJ Integrated Circuit - DIC20 - National Semiconductor - NSC

PAL16L8-15MJB Integrated Circuit - DIC20 - National Semiconductor - NSC

GAL16V8A20QPI Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL16L8BCJ Integrated Circuit - DIC20 - National Semiconductor - NSC

PAL16L8DC Integrated Circuit - DIC20 - National Semiconductor - NSC

PAL16L8DCJ Integrated Circuit - DIC20 - National Semiconductor - NSC

PAL16L8CJ Integrated Circuit - DIC20 - National Semiconductor - NSC

LM79L15ACM Integrated Circuit - SO8 - National Semiconductor - NSC