4Gb: x16, x32 Mobile LPDDR2 SDRAM S4 Features Mob.
Micron Technology
MT42L256M32D2 - Mobile LPDDR2 SDRAM
4Gb: x16, x32 Mobile LPDDR2 SDRAM S4 Features Mobile LPDDR2 SDRAM MT42L256M16D1, MT42L128M32D1, MT42L256M32D2, MT42L128M64D2, MT42L512M32D4, MT42L192.
