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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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MS7202AL 数据表(PDF) 4 Page - Mosel Vitelic, Corp |
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MS7202AL 数据表(HTML) 4 Page - Mosel Vitelic, Corp |
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4 / 11 page  4 MS7200L/7201AL/7202AL MOSEL VITELIC MS7200L/01AL/02AL Rev. 1.0 January 1995 AC Electrical Characteristics (over the commercial operating range) Parameter MS7200L-25 MS7201AL-25 MS7202AL-25 MS7200L-35 MS7201AL-35 MS7202AL-35 MS7200L-50 MS7201AL-50 MS7202AL-50 MS7200L-80 MS7201AL-80 MS7202AL-80 Name Parameter Min. Max. Min. Max. Min. Max. Min. Max. Units ƒS Shift Frequency -- 30 -- 22.2 -- 15 -- 10 MHz Read Cycle tRC Read Cycle Time 33 -- 45 -- 65 -- 100 -- ns tA Access Time -- 25 -- 35 -- 50 -- 80 ns tRPW Read Pulse Width 25 -- 35 -- 50 -- 80 -- ns tRR Read Recovery Time 8 -- 10 -- 15 -- 20 -- ns tRLZ (2) Read Pulse Low to Data Bus at Low Z 5 -- 5 -- 10 -- 10 -- ns tRHZ (2,3) Read Pulse High to Data Bus at High Z -- 18 -- 20 -- 30 -- 30 ns tDV Data Valid from Read Pulse High 5 -- 5 -- 5 -- 5 -- ns Write Cycle tWC Write Cycle Time 33 -- 45 -- 65 -- 100 -- ns tWPW (1) Write Pulse Width 25 -- 35 -- 50 -- 80 -- ns tWR Write Recovery Time 8 -- 10 -- 15 -- 20 -- ns tDS Data Setup Time 15 -- 18 -- 30 -- 40 -- ns tDH Data Hold Time 0 -- 0 -- 5 -- 10 -- ns tWLZ (2,3) Write Pulse High to Data Bus at Low Z 5 -- 10 -- 15 -- 20 -- ns Flag Timing t REF Read Low to Empty Flag Low -- 25 -- 30 -- 45 -- 60 ns tRHF Read High to Half Full Flag High -- 33 -- 45 -- 65 -- 100 ns tRFF Read High to Full Flag High -- 25 -- 30 -- 45 -- 60 ns tWEF Write High to Empty Flag High -- 25 -- 30 -- 45 -- 60 ns tWFF Write Low to Full Flag Low -- 25 -- 30 -- 45 -- 60 ns tWHF Write Low to Half Full Flag Low -- 33 -- 45 -- 65 -- 100 ns tRPE Read Pulse Width After EF High 25 -- 35 -- 50 -- 80 -- ns tWPF Write Pulse Width After FF High 25 -- 35 -- 50 -- 80 -- ns Reset Timing tRSC Reset Cycle Time 33 -- 45 -- 65 -- 100 -- ns tRS (1) Reset Pulse Width 25 -- 35 -- 50 -- 80 -- ns tRSS Reset Set Up Time 25 -- 35 -- 50 -- 80 -- ns tRSR Reset Recovery Time 8 -- 10 -- 15 -- 20 -- ns tEFL Reset to Empty Flag Low -- 33 -- 45 -- 65 -- 100 ns tHFH Reset to Half Full Flag High -- 33 -- 45 -- 65 -- 100 ns tFFH Reset to Full Flag High -- 33 -- 45 -- 65 -- 100 ns Retransmit Timing tRTC Retransmit Cycle Time 33 -- 45 -- 65 -- 100 -- ns tRT (1) Retransmit Pulse Width 25 -- 35 -- 50 -- 80 -- ns tRTS Retransmit Set up Time 25 -- 35 -- 50 -- 80 -- ns tRTR Retransmit Recovery Time 8 -- 10 -- 15 -- 20 -- ns Expansion Timing tXOL Read/Write to XO Low -- 25 -- 35 -- 50 -- 80 ns tXOH Read/Write to XO High -- 25 -- 35 -- 50 -- 80 ns tXI XI Pulse Width 25 -- 35 -- 50 -- 80 -- ns tXIS XI Set up Time 15 -- 15 -- 15 -- 15 -- ns tXIR XI Recovery Time 8 -- 10 -- 10 -- 10 -- ns NOTES: 1. Pulse widths less than minimum value are not allowed. 2. Values guaranteed by design, not currently tested. 3. Only applies to read data flow-through mode. |
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