IS42S16800D-7B-TR IS42S16800D-7T IS42S16800D-7TI IS42S16800D-7TI-TR IS42S16800D-7TL IS42S16800D-7TLI IS42S16800D-7T-TR IS42S16800E IS42S16800E-5TL IS42S16800E-5TLI