71V3559S85BQI
4Mb SDR RAM, 18b, 91MHz, Parallel Interface, TBGA, Surface Mount
SRAM Chip Sync Single 3.3V 4.5M-Bit 256K x 18 8.5ns 165-Pin CABGA T/R
SRAM Chip Sync Single 3.3V 4.5M-Bit 256K x 18 8.5ns 165-Pin CABGA
IDT 18b Synchronous RAM, 4.5Mb, 91MHz, BGA, Surface Mount