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74F163APC 数据表(PDF) 6 Page - National Semiconductor (TI) |
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74F163APC 数据表(HTML) 6 Page - National Semiconductor (TI) |
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6 / 10 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 Count Frequency 100 120 75 90 MHz tPLH Propagation Delay 35 55 75 35 90 35 85 tPHL CP to Qn (PE Input HIGH) 35 75 100 35 115 35 110 ns tPLH Propagation Delay 40 60 85 40 100 40 95 tPHL CP to Qn (PE Input LOW) 40 60 85 40 100 40 95 tPLH Propagation Delay 50 100 140 50 165 50 150 ns tPHL CP to TC 50 100 140 50 155 50 150 tPLH Propagation Delay 25 45 75 25 90 25 85 ns tPHL CET to TC 25 45 75 25 90 25 85 tPHL Propagation Delay 55 90 120 55 140 55 130 ns MR to Qn (’F161A) tPHL Propagation Delay 45 80 105 45 125 45 115 ns MR to TC (’F161A) 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 50 55 50 ts(L) Pn to CP 50 55 50 ns th(H) Hold Time HIGH or LOW 20 25 20 th(L) Pn to CP 20 25 20 ts(H) Setup Time HIGH or LOW 110 135 115 ts(L) PE or SR to CP 85 105 95 ns th(H) Hold Time HIGH or LOW 20 36 20 th(L) PE or SR to CP 0 0 0 ts(H) Setup Time HIGH or LOW 110 130 115 ts(L) CEP or CET to CP 50 60 50 ns th(H) Hold Time HIGH or LOW 0 0 0 th(L) CEP or CET to CP 0 0 0 tw(H) Clock Pulse Width (Load) 50 50 50 ns tw(L) HIGH or LOW 50 50 50 tw(H) Clock Pulse Width (Count) 40 50 40 ns tw(L) HIGH or LOW 60 80 70 tw(L) MR Pulse Width LOW 50 50 50 ns (’F161A) trec Recovery Time 60 60 60 ns MR to CP (’F161A) 6 |
类似零件编号 - 74F163APC |
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类似说明 - 74F163APC |
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