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54F378DM 数据表(PDF) 4 Page - National Semiconductor (TI) |
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54F378DM 数据表(HTML) 4 Page - National Semiconductor (TI) |
4 / 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 Input Frequency 80 100 70 80 MHz tPLH Propagation Delay 30 55 75 30 100 30 85 ns tPHL CP to Qn 35 60 85 35 105 35 95 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 40 50 40 ts(L) Dn to CP 40 50 40 ns th(H) Hold Time HIGH or LOW 0 20 0 th(L) Dn to CP 0 20 0 ts(H) Setup Time HIGH or LOW 60 45 60 ts(L) E to CP 100 130 100 ns th(H) Hold Time HIGH or LOW 0 0 0 th(L) E to CP 0 0 0 tw(H) CP Pulse Width 40 50 40 ns tw(L) HIGH or LOW 60 75 60 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 378 S C X Temperature Range Family Special Variations 74F e Commercial QB e Military grade device with 54F e Military environmental and burn-in processing Device Type X e Devices shipped in 13 reel Package Code Temperature Range P e Plastic DIP C e Commercial (0 Cto a70 C) D e Ceramic DIP M e Military (b55 Cto a125 C) F e Flatpak L e Leadless Chip Carrier (LCC) S e Small Outline SOIC JEDEC SJ e Small Outline SOIC EIAJ 4 |
类似零件编号 - 54F378DM |
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类似说明 - 54F378DM |
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