MM74C90N データシートの表示（PDF） - Fairchild Semiconductor
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MM74C90N Datasheet PDF : 7 Pages
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AC Electrical Characteristics (Note 2)
TA = 25°C, CL = 50 pF, unless otherwise specified
Symbol
Parameter
Conditions
Min
Typ
Max
Units
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
tpd0, tpd1
Propagation Delay Time
from AIN to QA
Propagation Delay Time from
AIN to QB (MM74C93)
Propagation Delay Time from
AIN to QB (MM74C90)
Propagation Delay Time
from AIN to QC (MM74C93)
Propagation Delay Time from
AIN to QC (MM74C93)
Propagation Delay Time from
AIN to QD (MM74C93)
Propagation Delay Time from
AIN to QD (MM74C90)
Propagation Delay Time from
R01 or R02 to QA, QB, QC or QD
(MM74C93)
VCC = 5V
VCC = 10
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
VCC = 5V
VCC = 10V
200
400
ns
80
150
ns
450
850
ns
160
300
ns
450
800
ns
160
300
ns
500
1050
ns
200
400
ns
500
1000
ns
200
400
ns
600
1200
ns
250
500
ns
450
800
ns
160
300
ns
150
300
ns
75
150
ns
tpd0, tpd1
Propagation Delay Time from
R01 or R02 to QA, QB, QC or QD
(MM74C90)
VCC = 5V
VCC = 10V
200
400
ns
75
150
ns
tpd0, tpd1
Propagation Delay Time from
R91 or R92 to QA or QD
(MM74C90)
VCC = 5V
VCC = 10V
250
500
ns
100
200
ns
tPW
Min. R01 or R02 Pulse Width
VCC = 5V
(MM74C93)
VCC = 10V
tPW
Min. R01 or R02 Pulse Width
VCC = 5V
(MM74C90)
VCC = 10V
tPW
Min. R91 or R92 Pulse Width
VCC = 5V
(MM74C90)
VCC = 10V
tr, tf
Maximum Clock Rise
VCC = 10V
and Fall Time
VCC = 10V
tW
Minimum Clock Pulse Width
VCC = 5V
VCC = 10V
fMAX
Maximum Clock Frequency
VCC = 5V
VCC = 10V
CIN
Input Capacitance
Any Input (Note 3)
CPD
Power Dissipation Capacitance
Per Package (Note 4)
Note 2: AC Parameters are guaranteed by DC correlated testing.
600
250
30
125
600
250
300
125
500
200
250
100
250
100
100
50
2
5
5
45
ns
ns
ns
ns
ns
ns
15
µs
5
µs
ns
ns
MHz
MHz
pF
pF
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.
5
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