PAL16R8BNC Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL16R4A-2 Integrated Circuit - DIP20 - Rochester Electronics

PAL16R8ANC25NS Semiconductor - DIP20 - National NSC

PAL16L8-4 Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL12L6ANC Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL16L2NC Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL16L2CJ Integrated Circuit - DIP20 - National Semiconductor - NSC

PAL16R4NC Integrated Circuit - DIP20 - National Semiconductor - NSC