Four-Port Industrial SRAM 272-Pin BGA, 3.15-3.45V, 0.015A
Commercial 4-Port SRAM 3.15-3.45V 4.2ns 0.005A 27x27mm BGA-272
SRAM Chip Sync Quad 3.3V 1.125M-bit 64K x 18 4.7ns 272-Pin BGA