3.3 Volt CMOS DUAL ASYNCHRONOUS FIFO DUAL 512 x 9, DUAL 1,024 x 9 DUAL 2,048 x 9, DUAL 4,096 X 9 DUAL 8,192 X 93.3伏的CMOS双异步FIFO DUAL 512× 9 ,双1024× 9双2048 ×9 ,双4096 ×9 DUAL 8,192 ×9