FEATURES

• Product to be used with single or multiple external DDR SDRAM

to provide significant storage capability of up to 1Gb density

• 166MHz operation (6ns read/write cycle time)

• User selectable input and output port bus-sizing

- x36in to x36out

- x36in to x18out

- x36in to x9out

- x18in to x36out

- x18in to x18out

- x18in to x9out

- x9in to x36out

- x9in to x18out

- x9in to x9out

• For other bus configurations see IDT72T6480 (x12, x24, or x48)

• 2.5V-LVTTL or 3.3V-LVTTL configured ports

• Independent and simultaneous read and write access

• User selectable synchronous/asynchronous read and write port timing