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54FCT540 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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54FCT540 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
3 / 5 page ![]() AC Electrical Characteristics 54FCT T A = −55˚C to +125˚C Symbol Parameter V CC = 4.5V– 5.5V Units C L = 50 pF Min Max t PLH Propagation Delay 2.0 9.5 ns t PHL Data to Outputs 2.0 9.5 t PZH Output Enable Time 2.0 12.5 ns t PZL 2.0 12.5 t PHZ Output Disable Time 2.0 12.5 ns t PLZ 2.0 12.5 Capacitance Symbol Parameter Typ Units Conditions C IN Input Capacitance 4.5 pF V CC = OPEN C PD Power Dissipation 30.0 pF V CC = 5.0V Capacitance www.national.com 3 |