70T3539M集成電路（IC）的存儲(chǔ)器規(guī)格書(shū)PDF中文資料

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