Standard SRAM, 64KX4, 10ns, BICMOS, CDIP28, 0.300 INCH, CERDIP-28
Standard SRAM, 8KX8, 15ns, BICMOS, CQCC28, CERAMIC, LCC-28
28-Pin Military-Grade Standard SRAM IC, 5V, 16MHz, 32K x 16
28-Pin Commercial Temperature SRAM IC, 5V, 15ns Access Time, SOJ-28 Package