40-Pin Commercial Grade Fast Page DRAM IC, 262144 Words, 5V 5.5V 4.5V
Fast Page DRAM, 256KX16, 70ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40
Fast Page DRAM, 4MX1, 100ns, CMOS, PDSO20, 0.350 INCH, PLASTIC, SOJ-20
