Datasheet MM74C74 (Fairchild) - 4

HerstellerFairchild
BeschreibungDual D-Type Flip-Flop
Seiten / Seite7 / 4 — AC Electrical Characteristics. 74C74. Symbol. Parameter. Conditions. Min. …
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AC Electrical Characteristics. 74C74. Symbol. Parameter. Conditions. Min. Typ. Max. Units. Note 3:. Note 4:. Note 5:. Typical Applications

AC Electrical Characteristics 74C74 Symbol Parameter Conditions Min Typ Max Units Note 3: Note 4: Note 5: Typical Applications

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AC Electrical Characteristics
(Note 3) T
74C74
A = 25°C, CL = 50 pF, unless otherwise noted
Symbol Parameter Conditions Min Typ Max Units MM
CIN Input Capacitance Any Input (Note 4) 5.0 pF tpd Propagation Delay Time to a VCC = 5V 180 300 ns Logical “0” tpd0 or Logical “1” VCC = 10V 70 110 tpd1 from Clock to Q or Q tpd Propagation Delay Time to a VCC = 5V 180 300 ns Logical “0” from Preset or Clear VCC = 10V 70 110 tpd Propagation Delay Time to a VCC = 5V 250 400 ns Logical “1” from Preset or Clear VCC = 10V 100 150 tS0, tS1 Time Prior to Clock Pulse that VCC = 5V 100 50 ns Data Must be Present tSETUP VCC = 10V 40 20 tH0, tH1 Time after Clock Pulse that VCC = 5V −20 0 ns Data Must be Held VCC = 10V −8.0 0 tPW1 Minimum Clock Pulse VCC = 5V 100 250 ns Width (tWL = tWH) VCC = 10V 40 100 tPW2 Minimum Preset and VCC = 5V 100 160 ns Clear Pulse Width VCC = 10V 40 70 tr, tf Maximum Clock Rise VCC = 5V 15.0 µs and Fall Time VCC = 10V 5.0 fMAX Maximum Clock Frequency VCC = 5V 2.0 3.5 MHz VCC = 10V 5.0 8.0 CPD Power Dissipation Capacitance (Note 5) 40 pF
Note 3:
AC Parameters are guaranteed by DC correlated testing.
Note 4:
Capacitance is guaranteed by periodic testing.
Note 5:
CPD determines the no load AC power consumption of any CMOS device. For complete explanation see Family Characteristics Application Note— AN-90.
Typical Applications Ripple Counter (Divide by 2n) 74C Compatibility Shift Register Guaranteed Noise Margin as a Function of VCC
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