TMS6100NL Integrated Circuit - DIP28 - Texas Instruments

DQ28C64-250 Integrated Circuit - DIP28 - SEE

HM6264ALP10 Integrated Circuit - DIP28 - Hitachi

DQ52B33-250 Integrated Circuit - DIP28 - SEEQ

TMS1122NLL Integrated Circuit - DIP28 - Texas Instruments

PIC16C57-XT-P Integrated Circuit - DIP28 - Microchip Technology

HA12038 Integrated Circuit - DIP28 - Harris Semiconductor

M48T18-150PC1 Integrated Circuit - DIP28 - ST Microelectronics - STM