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LE25LB643 Datasheet(PDF) 4 Page - Sanyo Semicon Device |
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LE25LB643 Datasheet(HTML) 4 Page - Sanyo Semicon Device |
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4 / 14 page ![]() LE25LB643 AC Characteristics (at FCLK = 5MHz)/VDD = 2.5V to 3.6V Parameter Symbol Conditions min typ max Unit Clock frequency FCLK 5 MHz SCK logic high level pulse width tCLHI 90 ns SCK logic low level pulse width tCLLO 90 ns Input signal rise/fall time tRF 1 us CS setup time tCSS 90 ns SCK setup time tCLS 90 ns Data setup time tDS 20 ns Data hold time tDH 30 ns No.NA1342-4/14 CS hold time tCSH 90 ns SCK hold time tCLH 90 ns CS standby pulse width tCPH 90 ns CS output high impedance time tCHZ 150 ns SCK output data time tV 80 ns Output data hold time tHO 0 ns WP setup time tWPS 30 ns WP hold time tWPH 30 ns HOLD setup time tHS 30 ns HOLD hold time tHH 30 ns HOLD output low impedance time tHLz 50 ns HOLD output high impedance time tHHz 100 ns Write cycle time tWC 5 ms SCK output low impedance time tCLZ 0 ns AC Characteristics (at FCLK = 3MHz)/VDD = 1.8V to 3.6V Parameter Symbol Conditions min typ max Unit Clock frequency FCLK 3 MHz SCK logic high level pulse width tCLHI 120 ns SCK logic low level pulse width tCLLO 120 ns Input signal rise/fall time tRF 1 us CS setup time tCSS 100 ns SCK setup time tCLS 100 ns Data setup time tDS 30 ns Data hold time tDH 50 ns CS hold time tCSH 100 ns SCK hold time tCLH 150 ns CS standby pulse width tCPH 120 ns CS output high impedance time tCHZ 200 ns SCK output data time tV 150 ns Output data hold time tHO 0 ns WP setup time tWPS 30 ns WP hold time tWPH 30 ns HOLD setup time tHS 30 ns HOLD hold time tHH 30 ns HOLD output low impedance time tHLz 120 ns HOLD output high impedance time tHHz 120 ns Write cycle time tWC 10 ms SCK output low impedance time tCLZ 0 ns |
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