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54F823LM Scheda tecnica(PDF) 5 Page - National Semiconductor (TI) |
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54F823LM Scheda tecnica(HTML) 5 Page - National Semiconductor (TI) |
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5 / 8 page  AC Electrical Characteristics 74F 54F 74F TA ea25 C TA VCC e Mil TA VCC e Com Symbol Parameter VCC ea50V CL e 50 pF CL e 50 pF Units CL e 50 pF Min Typ Max Min Max Min Max fmax Maximum Clock Frequency 100 160 60 70 MHz tPLH Propagation Delay 20 56 95 20 105 20 105 ns tPHL CP to On 20 52 95 20 105 20 105 tPHL Propagation Delay 40 71 120 40 130 40 130 ns CLR to On tPZH Output Enable Time 20 58 105 20 130 20 115 tPZL OE to On 20 55 105 20 130 20 115 ns tPHZ Output Disable Time 15 29 70 10 75 15 75 tPLZ OE to On 15 27 70 10 75 15 75 AC Operating Requirements 74F 54F 74F Symbol Parameter TA ea25 C TA VCC e Mil TA VCC e Com Units VCC ea50V Min Max Min Max Min Max ts(H) Setup Time HIGH or LOW 25 40 30 ts(L) Dn to CP 25 40 30 ns th(H) Hold Time HIGH or LOW 25 25 25 th(L) Dn to CP 25 25 25 ts(H) Setup Time HIGH or LOW 45 50 50 ts(L) EN to CP 25 30 30 ns th(H) Hold Time HIGH or LOW 20 30 20 th(L) EN to CP 0 10 0 tw(H) CP Pulse Width 50 60 60 ns tw(L) HIGH or LOW 50 60 60 tw(L) CLR Pulse Width LOW 50 50 50 ns trec CLR Recovery Time 50 50 50 ns Ordering Information The device number is used to form part of a simplified purchasing code where the package type and temperature range are defined as follows 74F 823 S C X Temperature Range Family Special Variations 74FeCommercial QB e Military grade device with 54FeMilitary environmental and burn-in processing Device Type Temperature Range Package Code C e Commercial (0 Cto a70 C) SP e Slim Plastic DIP M e Military (b55 Cto a125 C) SD e Slim Ceramic DIP F e Flatpak L e Leadless Chip Carrier (LCC) S e Small Outline (SOIC) 5 |
Codice articolo simile - 54F823LM |
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Descrizione simile - 54F823LM |
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