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54ACT564 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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54ACT564 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
4 / 8 page ![]() DC Characteristics for ’ACT Family Devices (Continued) Note 3: Maximum test duration 2.0 ms, one output loaded at a time. AC Electrical Characteristics for ’ACT Family Devices 54ACT V CC T A = −55˚C Symbol Parameter (V) to +125˚C Units (Note 4) C L = 50 pF Min Max f MAX Maximum Clock Frequency 5.0 65 ns t PLH Propagation Delay 5.0 1.0 12.5 ns CP to O n t PHL Propagation Delay 5.0 1.0 11.5 ns CP to O n t PZH Output Enable Time 5.0 1.0 10.5 ns t PZL Output Enable Time 5.0 1.0 10.5 ns t PHZ Output Disable Time 5.0 1.0 12.5 ns t PLZ Output Disable Time 5.0 1.0 9.5 ns Note 4: Voltage Range 5.0 is 5.0V ±0.5V AC Operating Requirements for ’ACT Family Devices 54ACT V CC T A = −55˚C Symbol Parameter (V) to +125˚C Units (Note 5) C L = 50 pF Guaranteed Minimum t s Set-Up Time, HIGH or LOW 5.0 3.5 ns D n to CP t h Hold Time, HIGH or LOW 5.0 2.5 ns D n to CP t w CP Pulse Width 5.0 5.0 ns HIGH or LOW Note 5: Voltage Range 5.0 is 5.0V ±0.5V Capacitance Symbol Parameter Typ Units Conditions C IN Input Capacitance 4.5 pF V CC = OPEN C PD Power Dissipation Capacitance 40.0 pF V CC = 5.0V www.national.com 4 |