MM74C193 Просмотр технического описания (PDF) - Fairchild Semiconductor
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MM74C193
Fairchild Semiconductor
MM74C193 Datasheet PDF : 6 Pages
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AC Electrical Characteristics (Note 2)
TA = 25°C, CL = 50 pF, unless otherwise noted
Symbol
Parameter
Conditions
Min
Typ
Max
tpd
Propagation Delay
VCC = 5V
Time to Q from Count Up or Down
VCC = 10V
tpd
Propagation Delay
VCC = 5V
250
400
100
160
120
200
Time to Q Borrow from Count Down
VCC = 10V
tpd
Propagation Delay
VCC = 5V
Time to Carry from Count Up
VCC = 10V
50
80
120
200
50
80
tS
Time Prior to Load
VCC = 5V
100
160
that Data Must be Present
tW
Minimum Clear Pulse Width
VCC = 10V
VCC = 5V
VCC = 10V
30
50
300
480
120
190
tW
tpd0
tpd1
tW
fMAX
tr
tf
CIN
Minimum Load Pulse Width
Propagation Delay
Time to Q from Load
Minimum Count Pulse Width
Maximum Count Frequency
Count Rise and Fall Time
Input Capacitance
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
(Note 3)
100
160
40
65
300
480
120
190
120
200
35
80
2.5
4
6
10
15
5
5
CPD
Power Dissipation Capacitance
(Note 4)
100
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 Application Note AN-90.
Cascading Packages
Guaranteed Noise Margin
as a Function of VCC
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
µs
µs
pF
pF
3
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