1 x SCN2651C Genuine SIGNETICS Programmable communications interface 2651 IC

1 x SCN2651CC1N28 SIGNETICS Programmable communications interface 2651 IC

1 x INS2651N / 2651N Genuine NSC Programmable communications interface 2651 IC

1 x 82S191 Military CERAMIC SIGNETICS 2048x8 Field Programmable Bipolar PROM IC

2 x Genuine S54S189F CERAMIC Signetics Military 64-BIT RAM IC SN54S189J 74S189

2x Genuine P8251A INTEL Programmable Communications Interface Controller IC NEW

6 x Genuine P8251A INTEL Programmable Communications Interface Controller 8251ic

1x RARE Genuine 74S172N Signetics 16-Bit Multiple Port Register File IC