44-Pin Industrial-Grade Standard SRAM IC, 2.2-3.6V, 55ns Access Time, TSOP44 Package
256KX16 STANDARD SRAM, 55ns, PDSO44, 0.400 INCH, PLASTIC, TSOP2-44
44-Pin Industrial-Grade Standard SRAM IC, 2.2-3.6V, 44-Pin SOP