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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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ACTS512K8 bảng dữ liệu(PDF) 3 Page - Aeroflex Circuit Technology |
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ACTS512K8 bảng dữ liệu(HTML) 3 Page - Aeroflex Circuit Technology |
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3 / 8 page  Aeroflex Circuit Technology SCD1664 REV C 5/10/00 Plainview NY (516) 694-6700 3 AC Characteristics (VCC = 5.0V, VSS= 0V, Tc= -55°C to +125°C) Read Cycle Parameter Sym –017 Min Max –020 Min Max –025 Min Max –035 Min Max –045 Min Max –055 Min Max Units Read Cycle Time tRC 17 - 20 - 25 - 35 - 45 - 55 - ns Address Access Time tAA - 17 - 20 - 25 - 35 - 45 - 55 ns Chip Select Access Time tACS - 17 - 20 - 25 - 35 - 45 - 55 ns Output Hold from Address Change tOH 0 - 0 - 0 - 0 - 0 - 0 - ns Output Enable to Output Valid tOE - 9 - 10 - 12 - 25 25 25 ns Chip Select to Output in Low Z (1) tCLZ 2 - 2 - 2 - 4 - 4 - 4 - ns Output Enable to Output in Low Z (1) tOLZ 0 - 0 - 0 - 0 - 0 - 0 - ns Chip Deselect to Output in High Z (1) tCHZ - 9 - 10 - 12 - 15 - 20 - 20 ns Output Disable to Output in High Z (1) tOHZ - 9 - 10 - 12 - 15 - 20 - 20 ns Note 1. Guaranteed by design, but not tested Write Cycle Parameter Sym –017 Min Max –020 Min Max –025 Min Max –035 Min Max –045 Min Max –055 Min Max Units Write Cycle Time tWC 17 - 20 - 25 - 35 - 45 - 55 - ns Chip Select to End of Write tCW 15 - 15 - 20 - 25 - 35 - 50 - ns Address Valid to End of Write tAW 15 - 15 - 20 - 25 - 35 - 50 - ns Data Valid to End of Write tDW 12 - 12 - 15 - 20 - 25 - 25 - ns Write Pulse Width tWP 14 - 14 - 15 - 25 - 35 - 40 - ns Address Setup Time tAS 2 - 2 - 2 - 2 - 2 - 2 - ns Address Hold Time tAH 0 - 0 - 0 - 0 - 5 - 5 - ns Output Active from End of Write (1) tOW 0 - 0 - 0 0 5 - 5 - ns Write to Output in High Z (1) tWHZ - 9 - 9 - 10 - 15 - 20 - 25 ns Data Hold from Write Time tDH 0 - 0 - 0 - 0 - 0 - 0 - ns Note 1. Guaranteed by design, but not tested Data Retention Electrical Characteristics (Special Order Only) (Tc = -55°C to +125°C) Parameter Sym Test Conditions ALL SPEEDS Min Typ Max Units VCC for Data Retention VDR CE ≥ V CC – 0.2V 2 - 5.5 V Data Retention Current (1) ICCDR1 VCC = 3V - 0.5 7.0 mA Available in Low Power version. Call For Information. Truth Table Mode CE OE WE Data I/O Power Standby H X X High Z Standby (deselect/power down) Read L L H Data Out Active Output Disable L H H High Z Active (deselected) Write L X L Data In Active |
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