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EN29LV040A Datasheet(PDF) 22 Page - Eon Silicon Solution Inc. |
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EN29LV040A Datasheet(HTML) 22 Page - Eon Silicon Solution Inc. |
22 / 35 page ![]() This Data Sheet may be revised by subsequent versions ©2003 Eon Silicon Solution, Inc., www.essi.com.tw or modifications due to changes in technical specifications. 22 EN29LV040A Rev. A, Issue Date: 2005/08/16 Table 8. AC CHARACTERISTICS Read-only Operations Characteristics Parameter Symbols Speed Options JEDEC Standard Description Test Setup -45R -55R -70 -90 Unit tAVAV tRC Read Cycle Time Min 45 55 70 90 ns tAVQV tACC Address to Output Delay CE = VIL OE = VIL Max 45 55 70 90 ns tELQV tCE Chip Enable To Output Delay OE = V IL Max 45 55 70 90 ns tGLQV tOE Output Enable to Output Delay Max 25 30 30 35 ns tEHQZ tDF Chip Enable to Output High Z Max 10 15 20 20 ns tGHQZ tDF Output Enable to Output High Z Max 10 15 20 20 ns tAXQX tOH Output Hold Time from Addresses, CE or OE , whichever occurs first Min 0 0 0 0 ns Notes: For -45R,-55R,70 Vcc = 3.0V ± 5% Output Load : 1 TTL gate and 30pF Input Rise and Fall Times: 5ns Input Rise Levels: 0.0 V to Vcc Timing Measurement Reference Level, Input and Output: 1.5 V For all others: Vcc = 3.0V ± 5% Output Load: 1 TTL gate and 100 pF Input Rise and Fall Times: 5 ns Input Pulse Levels: 0.0 V to Vcc Timing Measurement Reference Level, Input and Output: 1.5 V Figure 5. AC Waveforms for READ Operations |
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