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CAT25C256U20A-TE13 数据表(PDF) 3 Page - Catalyst Semiconductor |
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CAT25C256U20A-TE13 数据表(HTML) 3 Page - Catalyst Semiconductor |
3 / 11 page 3 CAT25C128/256 Doc. No. 25088-00 1/01 Figure 1. Sychronous Data Timing Limits Vcc= VCC =VCC = 1.8V-6.0V 2.5V-6.0V 4.5V-5.5V Test SYMBOL PARAMETER Min. Max. Min. Max. Min. Max. UNITS Conditions tSU Data Setup Time 100 70 35 ns tH Data Hold Time 100 70 35 ns tWH SCK High Time 250 150 80 ns tWL SCK Low Time 250 150 80 ns fSCK Clock Frequency DC 1 DC 3 DC 5 MHz tLZ HOLD to Output Low Z 50 50 50 ns tRI(1) Input Rise Time 2 2 2 µs tFI(1) Input Fall Time 2 2 2 µs tHD HOLD Setup Time 250 250 40 ns tCD HOLD Hold Time 250 250 40 ns tWC Write Cycle Time 10 10 5 ms tV Output Valid from Clock Low 250 250 80 ns tHO Output Hold Time 0 0 0 ns tDIS Output Disable Time 250 250 100 ns tHZ HOLD to Output High Z 150 150 50 ns tCS CS High Time 1000 250 100 ns tCSS CS Setup Time 1000 250 100 ns tCSH CS Hold Time 1000 250 100 ns tWPS WP Setup Time 50 50 50 ns tWPH WP Hold Time 50 50 50 ns NOTE: (1) This parameter is tested initially and after a design or process change that affects the parameter. A.C. CHARACTERISTICS (CAT25C128) VALID IN VIH VIL tCSS VIH VIL VIH VIL VOH VOL HI-Z tSU tH tWH tWL tV tCS tCSH tHO tDIS HI-Z CS SCK SI SO tRI tFI Note: Dashed Line= mode (1, 1) — — — — CL = 50pF |
类似零件编号 - CAT25C256U20A-TE13 |
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类似说明 - CAT25C256U20A-TE13 |
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