IS61LV51216 IS64LV51216 512K x 16 HIGH SPEED ASYNC.
IS61LV51216 - (IS61LV51216 / IS64LV51216) 512K x 16 HIGH SPEED ASYNCHRONOUS CMOS STATIC RAM
IS64LV51216 - (IS61LV51216 / IS64LV51216) 512K x 16 HIGH SPEED ASYNCHRONOUS CMOS STATIC RAM