Features:
◆ True Dual-Port memory cells which allow simultaneous
access of the same memory location
◆ High-speed data access
– Commercial: 3.6ns (166MHz)/4.2ns (133MHz)(max.)
– Industrial: 4.2ns (133MHz) (max.)
◆ Selectable Pipelined or Flow-Through output mode
◆ Counter enable and repeat features
◆ Dual chip enables allow for depth expansion without
additional logic
◆ Interrupt and Collision Detection Flags
◆ Full synchronous operation on both ports
– 6ns cycle time, 166MHz operation (12Gbps bandwidth)
– Fast 3.6ns clock to data out
– 1.5ns setup to clock and 0.5ns hold on all control, data, and
address inputs @ 166MHz
– Data input, address, byte enable and control registers
– Self-timed write allows fast cycle time
◆ Separate byte controls for multiplexed bus and bus
matching compatibility
◆ Dual Cycle Deselect (DCD) for Pipelined Output Mode
◆ 2.5V (±100mV) power supply for core
◆ LVTTL compatible, selectable 3.3V (±150mV) or 2.5V
(±100mV) power supply for I/Os and control signals on
each port
◆ Includes JTAG functionality
◆ Industrial temperature range (-40°C to +85°C) is
available at 133MHz
◆ Available in a 256-pin Ball Grid Array (BGA)
◆ Green parts available, see ordering information