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74F545 Datasheet(PDF) 4 Page - Fairchild Semiconductor |
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74F545 Datasheet(HTML) 4 Page - Fairchild Semiconductor |
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4 / 6 page 
www.fairchildsemi.com 4 AC Electrical Characteristics Symbol Parameter TA = +25°CTA = −55°C to +125°CTA = 0°C to +70°C Units VCC = +5.0V VCC = +5.0V VCC = +5.0V CL = 50 pF CL = 50 pF CL = 50 pF Min Typ Max Min Max Min Max tPLH Propagation Delay 2.5 4.2 6.0 2.0 7.5 2.5 7.0 ns tPHL An to Bn or Bn to An 2.54.6 6.02.0 7.52.5 7.0 tPZH Output Enable Time 3.0 5.3 7.0 2.5 9.0 3.0 8.0 ns tPZL 3.5 6.0 8.0 3.0 10.0 3.5 9.0 tPHZ Output Disable Time 3.0 5.0 6.5 2.5 9.0 3.0 7.5 tPLZ 2.0 5.0 6.5 2.0 10.0 2.0 7.5 |
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