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EN29F002 датащи(PDF) 22 Page - List of Unclassifed Manufacturers |
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EN29F002 датащи(HTML) 22 Page - List of Unclassifed Manufacturers |
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22 / 32 page ![]() 4800 Great America Parkway, Suite 202 Tel: 408-235-8680 Santa Clara, CA 95054 Fax: 408-235-8685 22 EN29F002 / EN29F002N Rev. C, Issue Date: 2001/07/05 Table 8. AC CHARACTERISTICS Read-only Operations Characteristics Parameter Symbols Speed Options JEDEC Standard Description Test Setup -45 -55 -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 = VIL 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 tReady RESET Pin Low to Read Mode (n/a for EN29F002N) Max 20 20 20 20 µs Notes: For -45,-55 Vcc = 5.0V ± 5% Output Load : 1 TTL gate and 30pF Input Rise and Fall Times: 5ns Input Rise Levels: 0.0 V to 3.0 V Timing Measurement Reference Level, Input and Output: 1.5 V For all others: Vcc = 5.0V ± 10% Output Load: 1 TTL gate and 100 pF Input Rise and Fall Times: 20 ns Input Pulse Levels: 0.45 V to 2.4 V Timing Measurement Reference Level, Input and Output: 0.8 V and 2.0 V |
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