4Gb FBGA Surface Mount SRAM 1.6GHz 1.5V 182mA 0-95°C
DDR3 Sdram 4GB 256MX16 B-die 1.35V 1600 Halogen Free
OBSOLETE - CANT GET ANY LONGER 4Gb DDR3 SDRD-die - K4B4G1646D-BYK0000 is the ONLY new part number