IDT70V3389S

www.DataSheet4U.com HIGH-SPEED 3.3V 64K x 18 SYNCHRONOUS PIPELINED DUAL-PORT STATIC RAM WITH 3.3V OR 2.5V INTERFACE IDT70V3389S Features True Dual-Port memory cells which allow simultaneous access of the same memory location x High-speed clock to data access – Commercial: 4.2/5/6ns (max.) – Industrial: 5/6ns (max) x Pipelined output mode x Counter enable and reset features x Dual chip enables allow for depth expansion without additional logic x Full synchronous operation on both ports – 7.5ns cycle time, 133MHz operation (9.6 Gbps bandwidth) – Fast 4.2ns clock to data out – 1.8ns setup to clock and 0.7ns hold on all control, data, and x x x x x x address inputs @ 133MHz – 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 LVTTL- compatible, single 3.3V (±150mV) power supply for core LVTTL- compatible, selectable 3.3V (±150mV)/2.5V (±125mV) power supply for I/Os and control signals on each port Industrial temperature range (-40°C to +85°C) is available for selected speeds Available in a 128-pin Thin Quad Plastic Flatpack (TQFP), 208-pin fine pitch Ball Grid Array, and 256-pin Ball Grid Array Functional Block Diagram UBL LBL R/WL B W 0 L B W 1 L B B WW 1 0 R R UBR LBR R/WR CE0L CE1L CE0R CE1R OEL Dout0-8_L Dout9-17_L Dout0-8_R Dout9-17_R OER 64K x 18 MEMORY ARRAY I/O0 L - I/O1 7 L CLKL Din_L Din_R I/O0R - I/O17R CLKR A15L A0L CNTRSTL ADSL C...