IS42S32800D IS45S32800D com 8M x 32 256Mb SYNCHRONOUS DRAM APRIL 2009 FEATURES • Clock frequency: 166, 143 MHz • Fully synchronous; all signals referenced to a positive clock edge • Internal bank for hiding row access/precharge • Single Power supply: 3.
3V + 0.
3V • LVTTL interface • Programmable burst length – (1, 2, 4, 8, full page) • Programmable burst sequence: Sequential/Interleave • Auto Refresh (CBR) • Self Refresh • 4096 refresh cycles every 16ms (A2 grade) or 64 ms (Commercial, Industrial, A1 grade) • Random column address every clock cycle • Programmable CAS latency (2, 3 clocks) • Burst read/write and burst read/single write operations capability • ...

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