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74FCT273LMX 데이터시트(PDF) 5 Page - National Semiconductor (TI) |
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74FCT273LMX 데이터시트(HTML) 5 Page - National Semiconductor (TI) |
5 / 8 page AC Electrical Characteristics 54FCT74FCT 74FCT 54FCT TA ea25 C TA VCC e Com TA VCC e Mil Symbol Parameter VCC e 50V RL e 500X RL e 500X Units CL e 50 pF CL e 50 pF Typ Min Max Min Max tPHL Propagation Delay 70 20 130 15 95 ns tPLH Clock to Output tPLH Propagation Delay 80 20 130 15 105 ns tPHL MR to Output tSU Setup Time HIGH 15 30 35 ns or LOW Data to CP th Hold Time HIGH 10 20 20 ns or LOW Data to CP tw Clock Pulse Width 40 70 50 ns HIGH or LOW tw MR Pulse Width 40 70 50 ns HIGH or LOW trec Recovery Time 30 40 40 ns MR to CP fmax Maximum Clock Frequency 90 MHz Note 1 Minimum limits are guaranteed but not tested on Propagation Delays Capacitance TA e 25 C f e 10 MHz Symbol Parameter Conditions Typ Max Unit CIN Input Capacitance VIN e 0V 6 10 pF COUT Output Capacitance VOUT e 0V 8 12 pF Note This parameter is guaranteed by characterization data and not tested 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 74FCT 273 P C QR Temperature Range Family Special Variations 74FCT e Commercial TTL-Compatible X e Devices shipped in 13 reels 54FCT e Military TTL-Compatible QR e Commercial grade device with burn-in Device Type QB e Military grade with environmental and burn-in Package Code processing shipped in tubes P e Plastic DIP D e Ceramic DIP Temperature Range F e Flatpak C e Commercial (0 Cto a70 C) L e Leadless Ceramic Chip Carrier (LCC) M e Military (b55 Cto a125 C) S e Small Outline (SOIC) 5 |
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