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AT52SC1283J 数据表(PDF) 43 Page - ATMEL Corporation |
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AT52SC1283J 数据表(HTML) 43 Page - ATMEL Corporation |
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43 / 52 page ![]() 43 3530B–STKD–2/4/05 AT52SC1283J/1284J [Preliminary] 45. AC Characteristics (PV CC = 1.8V – 1.95V, TA = -25°C to 85°C) Parameter List Symbol Speed Bins Speed Bins Unit 70 ns 85 ns Min Max Min Max Read Read Cycle Time tRC 70 10K 85 10K ns Address Access Time t AA 70 85 ns Chip Select to Output t CO 70 85 ns Output Enable to Valid Output tOE 25 30 ns PUB, PLB Access Time t BA 70 85 ns Chip Select to Low-Z Output t LZ 10 10 ns PUB, PLB Enable to Low-Z Output tBLZ 10 10 ns Output Enable to Low-Z Output t OLZ 5 5 ns Chip Disable to High-Z Output t HZ 08 0 8 ns PUB, PLB Disable to High-Z Output tBHZ 0 8 0 8 ns Output Disable to High-Z Output t OHZ 0 8 0 8 ns Output Hold from Address Change t OH 5 5 ns Write Write Cycle Time tWC 70 10K 85 10K ns Chip Select to End of Write t CW 70 85 ns Address Set-up Time t AS 0 0 ns Address Valid to End of Write tAW 70 85 ns PUB, PLB Valid to End of Write t BW 70 85 ns Write Pulse Width t WP 50 60 ns Write Recovery Time tWR 0 0 ns Write to Output High-Z t WHZ 08 0 10 ns Data to Write Time Overlap t DW 20 20 ns Data Hold from Write Time tDH 0 0 ns End Write to Output Low-Z t OW 5 5 ns Page Page Mode Cycle Time t PC 30 30 ns Page Mode Address Access Time tPAA 30 30 ns Maximum Cycle Time t MRC 10K 10K ns PCS1 High Pulse Width t CP 10 15 ns |
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