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74F251APC Fiches technique(PDF) 4 Page - Fairchild Semiconductor |
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74F251APC Fiches technique(HTML) 4 Page - Fairchild Semiconductor |
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 3.5 6.0 9.0 3.5 11.5 3.5 9.5 ns tPHL Sn to Z 3.25.0 7.53.2 8.03.2 7.5 tPLH Propagation Delay 4.5 7.5 10.5 3.5 14.0 4.5 12.5 ns tPHL Sn to Z 4.0 6.0 8.5 3.0 10.5 4.0 9.0 tPLH Propagation Delay 3.0 5.0 6.5 2.5 8.0 3.0 7.0 ns tPHL In to Z 1.52.5 4.01.5 6.01.5 5.0 tPLH Propagation Delay 3.5 5.0 7.0 2.5 9.0 2.5 8.0 ns tPHL In to Z 3.5 5.5 7.0 3.5 9.0 3.5 7.5 tPZH Output Enable Time 2.5 4.3 6.0 2.0 7.0 2.5 7.0 ns tPZL OE to Z 2.54.3 6.02.5 7.52.5 6.5 tPHZ Output Disable Time 2.5 4.0 5.5 2.5 6.0 2.5 6.0 tPLZ OE to Z 1.53.0 4.51.5 5.01.5 4.5 tPZH Output Enable Time 3.5 5.0 7.0 3.0 8.5 3.0 7.5 ns tPZL OE to Z 3.55.5 7.53.5 9.03.5 8.0 tPHZ Output Disable Time 2.0 3.8 5.5 2.0 5.5 2.0 5.5 tPLZ OE to Z 1.53.0 4.51.5 5.51.5 4.5 |
Numéro de pièce similaire - 74F251APC |
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Description similaire - 74F251APC |
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