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M95512-R 数据表(PDF) 35 Page - STMicroelectronics |
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M95512-R 数据表(HTML) 35 Page - STMicroelectronics |
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35 / 48 page ![]() M95512-W, M95512-R DC and AC parameters Doc ID 11124 Rev 13 35/48 Table 17. AC characteristics (New(1) M95512-W products) Test conditions: VCC = 2.5 to 5.5 V, TA = –40 to 85 °C Symbol Alt. Parameter Min. Max. Min. Max. Unit 2.5 V to 5.5 V 4.5 V to 5.5 V fC fSCK Clock frequency D.C. 10 D.C. 20 MHz tSLCH tCSS1 S active setup time 30 15 ns tSHCH tCSS2 S not active setup time 30 15 ns tSHSL tCS S deselect time 40 20 ns tCHSH tCSH S active hold time 30 15 ns tCHSL S not active hold time 30 15 ns tCH (2) tCLH Clock high time 45 20 ns tCL (2) tCLL Clock low time 45 20 ns tCLCH (3) tRC Clock rise time 2 2 µs tCHCL (3) tFC Clock fall time 2 2 µs tDVCH tDSU Data in setup time 10 5 ns tCHDX tDH Data in hold time 10 10 ns tHHCH Clock low hold time after HOLD not active 30 15 ns tHLCH Clock low hold time after HOLD active 30 15 ns tCLHL Clock low setup time before HOLD active 0 0 ns tCLHH Clock low setup time before HOLD not active 0 0 ns tSHQZ (3) tDIS Output disable time 40 20 ns tCLQV tV Clock low to output valid 40 20 ns tCLQX tHO Output hold time 0 0 ns tQLQH (3) tRO Output rise time 40 20 ns tQHQL (3) tFO Output fall time 40 20 ns tHHQV tLZ HOLD high to output valid 40 20 ns tHLQZ (3) tHZ HOLD low to output High-Z 40 20 ns tW tWC Write time 5 5 ms 1. New products are identified by process letter K. 2. tCH + tCL must never be less than the shortest possible clock period, 1 / fC(max) 3. Value guaranteed by characterization, not 100% tested in production. |
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