74F821_00 Datasheet, PDF (4/6 Pages) Fairchild Semiconductor – 10-Bit D-Type Flip-Flop

AC Electrical Characteristics
Symbol
Parameter
f_MAX
t_PLH
t_PHL
t_PZH
t_PZL
t_PHZ
t_PLZ
Maximum Clock Frequency
Propagation Delay
CP to O_n
Output Enable Time
OE to O_n
Output Disable Time
OE to O_n
T_A = +25°C
V_CC = +5.0V
C_L = 50 pF
Min
Typ
Max
100
150
2.0
6.4
9.5
2.0
6.2
9.5
2.0
5.8
10.5
2.0
6.3
10.5
1.5
3.4
7.0
1.5
3.5
7.0
T_A = −55°C to +125°C
V_CC = +5.0V
C_L = 50 pF
Min
Max
60
2.0
10.5
2.0
10.5
2.0
13.0
2.0
13.0
1.0
7.5
1.0
7.5
T_A = 0°C to +70°C
V_CC = +5.0V
C_L = 50 pF
Min
Max
70
2.0
10.5
2.0
10.5
2.0
11.5
2.0
11.5
1.5
7.5
1.5
7.5
AC Operating Requirements
Symbol
Parameter
t_S(H)
t_S(L)
t_H(H)
t_H(L)
t_W(H)
t_W(L)
Setup Time, HIGH or LOW
D_n to CP
Hold Time, HIGH or LOW
D_n to CP
CP Pulse Width
HIGH or LOW
T_A = +25°C
V_CC = +5.0V
Min
Max
2.5
2.5
2.5
2.5
5.0
5.0
T_A = −55°C to +125°C
V_CC = +5.0V
Min
Max
4.0
4.0
2.5
2.5
6.0
6.0
T_A = 0°C to +70°C
V_CC = +5.0V
Min
Max
3.0
3.0
2.5
2.5
6.0
6.0
Units
MHz
ns
ns
Units
ns
ns
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