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74ACT843SC Scheda tecnica(PDF) 4 Page - Fairchild Semiconductor |
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74ACT843SC Scheda tecnica(HTML) 4 Page - Fairchild Semiconductor |
4 / 6 page www.fairchildsemi.com 4 AC Electrical Characteristics Note 4: Voltage Range 5.0 is 5.0V ± 0.5V AC Operating Requirements Note 5: Voltage Range 5.0 is 5.0V ± 0.5V Capacitance VCC TA = +25°CTA = −40°C to +85°C Symbol Parameter (V) CL = 50 pF CL = 50 pF Units (Note 4) Min Typ Max Min Max tPLH Propagation Delay 5.0 2.5 5.5 9.5 2.0 10.0 ns Dn to On tPHL Propagation Delay 5.0 2.5 5.5 9.5 2.0 10.0 ns Dn to On tPLH Propagation Delay 5.0 2.5 5.5 9.0 2.0 10.0 ns LE to On tPHL Propagation Delay 5.0 2.5 5.5 9.0 2.0 10.0 ns LE to On tPLH Propagation Delay 5.0 2.5 6.5 14.0 2.0 16.0 ns PRE to On tPHL Propagation Delay 5.0 2.5 7.5 15.5 2.0 17.5 ns CLR to On tPZH Output Enable Time 5.0 2.5 5.5 9.5 2.0 10.5 ns OE to On tPZL Output Enable Time 5.0 2.5 5.5 9.5 2.0 10.5 ns OE to On tPHZ Output Disable Time 5.0 2.5 6.0 10.5 2.0 11.0 ns OE to On tPLZ Output Disable Time 5.0 2.5 6.0 10.5 2.0 11.0 ns OE to On tPHL Propagation Delay 5.0 2.5 6.0 10.5 2.0 11.0 ns PRE to On tPLH Propagation Delay 5.0 2.5 5.5 9.5 2.0 10.5 ns CLR to On VCC TA = +25°C TA = −40°C to +85°C Symbol Parameter (V) CL = 50 pF CL = 50 pF Units (Note 5) Typ Guaranteed Minimum tS Setup Time, HIGH or LOW 5.0 −0.5 0.5 1.0 ns Dn to LE tH Hold Time, HIGH or LOW 5.0 0.5 2.0 2.0 ns Dn to LE tW LE Pulse Width, HIGH 5.0 2.0 3.5 3.5 ns tW PRE Pulse Width, LOW 5.0 5.0 8.5 10.0 ns tW CLR Pulse Width, LOW 5.0 5.5 9.5 11.0 ns trec PRE Recovery Time 5.0 0.5 2.0 2.0 ns trec CLR Recovery Time 5.0 −0.5 1.0 1.0 ns Symbol Parameter Typ Units Conditions CIN Input Capacitance 4.5 pF VCC = OPEN CPD Power Dissipation Capacitance 44 pF VCC = 5.0V |
Codice articolo simile - 74ACT843SC |
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Descrizione simile - 74ACT843SC |
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