AC Electrical Characteristics (Note 2)
TA = 25°C, CL = 50 pF, unless otherwise noted
Symbol
Parameter
Conditions
Min
Typ
Max
Units
tpd1
tpd0
tS
tH
fMAX
tW
tr, tf
CIN
CPD
Propagation Delay Time to a Logical “0” or a VCC = 5V
Logical “1” from Clock to Q
VCC = 10V
Propagation Delay Time to a Logical “0” from VCC = 5V
Clear to Q
VCC = 10V
Time Prior to Clock Pulse that Data
VCC = 5V
Must be Present
VCC = 10V
Time After Clock Pulse that
VCC = 5V
Data Must be Held
VCC = 10V
Maximum Clock Frequency
VCC = 5V
VCC = 10V
Minimum Clear Pulse Width
VCC = 5V
VCC = 10V
Maximum Clock Rise and Fall Time
VCC = 5V
VCC = 10V
Input Capacitance
Any Input (Note 3)
Power Dissipation Capacitance
(Note 4)
230
310
ns
90
120
280
380
ns
110
150
200
110
ns
80
30
0
0
ns
0
0
2.0
3
5.5
8
MHz
150
250
ns
55
90
15
µs
5
5
pF
140
pF
Note 2: AC Parameters are guaranteed by DC correlated testing.
Note 3: Capacitance is guaranteed by periodic testing.
Note 4: CPD determines the no load AC power consumption of any CMOS device. For complete explanation see Family Characteristics application note
AN-90.
Typical Applications
74C Compatibility
Guaranteed Noise Margin
as a Function of VCC
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