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LP621024D 数据表(PDF) 5 Page - AMIC Technology |
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LP621024D 数据表(HTML) 5 Page - AMIC Technology |
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5 / 16 page ![]() LP621024D Series (August, 2001, Version 1.0) 5 AMIC Technology, Inc. AC Characteristics (TA = 0 °C to + 70°C, VCC = 5V ± 10%) Symbol Parameter LP621024D-55LL LP621024D-70LL Unit Min. Max. Min. Max. Read Cycle tRC Read Cycle Time 55 - 70 - ns tAA Address Access Time - 55 - 70 ns tACE1 Chip Enable Access Time CE1 - 55 - 70 ns tACE2 CE2 - 55 - 70 ns tOE Output Enable to Output Valid - 30 - 35 ns tCLZ1 Chip Enable to Output in Low Z CE1 10 - 10 - ns tCLZ2 CE2 10 - 10 - ns tOLZ Output Enable to Output in Low Z 5 - 5 - ns tCHZ1 Chip Disable to Output in High Z CE1 0 20 0 25 ns tCHZ2 CE2 0 20 0 25 ns tOHZ Output Disable to Output in High Z 0 20 0 25 ns tOH Output Hold from Address Change 5 - 5 - ns Write Cycle tWC Write Cycle Time 55 - 70 - ns tCW Chip Enable to End of Write 50 - 60 - ns tAS Address Setup Time 0 - 0 - ns tAW Address Valid to End of Write 50 - 60 - ns tWP Write Pulse Width 40 - 50 - ns tWR Write Recovery Time 0 - 0 - ns tWHZ Write to Output in High Z 0 25 0 30 ns tDW Data to Write Time Overlap 25 - 30 - ns tDH Data Hold from Write Time 0 - 0 - ns tOW Output Active from End of Write 5 - 5 - ns Notes: tCHZ1, tCHZ2, tOHZ, and tWHZ are defined as the time at which the outputs achieve the open circuit condition and are not referred to output voltage levels. |
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