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M48T02 数据表(PDF) 6 Page - STMicroelectronics |
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M48T02 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 15 page ![]() Symbol Parameter M48T02 / M48T12 Unit -70 -150 -200 Min Max Min Max Min Max tAVAV Read Cycle Time 70 150 200 ns tAVQV Address Valid to Output Valid 70 150 200 ns tELQV Chip Enable Low to Output Valid 70 150 200 ns tGLQV Output Enable Low to Output Valid 35 75 80 ns tELQX Chip Enable Low to Output Transition 5 10 10 ns tGLQX Output Enable Low to Output Transition 5 5 5 ns tEHQZ Chip Enable High to Output Hi-Z 25 35 40 ns tGHQZ Output Enable High to Output Hi-Z 25 35 40 ns tAXQX Address Transition to Output Transition 10 5 5 ns Table 9. Read Mode AC Characteristics (TA = 0 to 70 °C; VCC = 4.75V to 5.5V or 4.5V to 5.5V) AI01330 tAVAV tAVQV tAXQX tELQV tELQX tEHQZ tGLQV tGLQX tGHQZ VALID A0-A10 E G DQ0-DQ7 VALID Figure 6. Read Mode AC Waveforms Note: Write Enable (W) = High. 6/15 M48T02, M48T12 |
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