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FM1808B 数据表(PDF) 9 Page - Ramtron International Corporation |
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FM1808B 数据表(HTML) 9 Page - Ramtron International Corporation |
9 / 11 page FM1808B – 256Kb Bytewide 5V F-RAM Rev. 1.2 Mar. 2011 Page 9 of 11 Write Cycle Timing - /WE Controlled Timing CE A(14:0) WE DQ(7:0) out tAS tAH tCA tWC tPC OE tWS tWH DQ(7:0) in tDS tWP tWZ tWX tDH tC W Power Cycle Timing Power Cycle Timing (TA = -40° C to + 85° C, VDD = 4.5V to 5.5V unless otherwise specified) Symbol Parameter Min Max Units Notes tPU VDD(min) to First Access Start 10 - ms tPD Last Access Complete to VDD(min) 0 - µs tVR VDD Rise Time 30 - µs/V 1 tVF VDD Fall Time 100 - µs/V 1 Notes 1 Slope measured at any point on VDD waveform. V IH (min) t PD t PU V DD CE V IL (max) V DD (min) t PC V DD (min) V IH (min) V IH (min) V IH (min) t PD t PD t PU t PU V DD CE V IL (max) V IL (max) V DD (min) V DD (min) t PC t PC V DD (min) V DD (min) V IH (min) V IH (min) |
类似零件编号 - FM1808B |
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类似说明 - FM1808B |
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