74F401 Datasheet, PDF (5/7 Pages) Fairchild Semiconductor – CRC Generator/Checker

AC Electrical Characteristics
Symbol
Parameter
f_MAX
t_PLH
t_PHL
t_PHL
t_PLH
t_PHL
t_PLH
t_PLH
t_PHL
Maximum Clock Frequency
Propagation Delay
CP to Q
Propagation Delay
MR to Q
Propagation Delay
P to Q
Propagation Delay
MR to ER
Propagation Delay
P to ER
Propagation Delay
CP to ER
AC Operating Requirements
Symbol
Parameter
t_S(H)
t_S(L)
t_S(H)
t_S(L)
t_H(H)
t_H(L)
t_W(L)
t_W(H)
t_W(L)
t_W(H)
t_REC
t_REC
Set-up Time, HIGH or LOW
D to CP
Set-up Time, HIGH or LOW
CWE to CP
Hold Time, HIGH or LOW
D and CWE to CP
P Pulse Width, LOW
Clock Pulse Width,
HIGH or LOW
MR Pulse Width, HIGH
Recovery Time
MR to CP
Recovery Time
P to CP
T_A = +25°C
V_CC = +5.0V
C_L = 50 pF
Min
Typ
Max
100
4.5
11.5
4.0
10.0
3.0
7.5
3.0
8.5
3.5
11.0
3.0
8.5
5.0
13.0
4.5
11.5
T_A = 0°C to +70°C
V_CC = +5.0V
C_L = 50 pF
Min
Max
85
4.5
13.5
4.0
11.0
3.0
8.0
3.0
9.5
3.5
12.0
3.0
10.0
5.0
14.5
4.5
12.5
Units
MHz
ns
ns
ns
ns
ns
ns
T_A = +25°C
V_CC = +5.0V
Min
Max
5.0
5.0
4.0
4.0
2.0
2.0
7.0
5.0
5.0
5.0
4.0
2.0
T_A = 0°C to +70°C
V_CC = +5.0V
Min
Max
5.5
5.5
4.5
4.5
2.0
2.0
8.0
6.0
6.0
5.5
4.5
2.0
Units
ns
ns
ns
ns
ns
ns
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