MC74HC164B Datasheet, PDF (5/9 Pages) ON Semiconductor – 8-Bit Serial-Input/Parallel- Output Shift Register

MC74HC164B
AC ELECTRICAL CHARACTERISTICS (C_L = 50 pF, Input t_r = t_f = 6 ns)
Symbol
Parameter
f_max Maximum Clock Frequency (50% Duty Cycle)
(Figures 1 and 4)
t_PLH,
t_PHL
Maximum Propagation Delay, Clock to Q
(Figures 1 and 4)
t_PHL Maximum Propagation Delay, Reset to Q
(Figures 2 and 4)
t_TLH,
t_THL
Maximum Output Transition Time, Any Output
(Figures 1 and 4)
C_in Maximum Input Capacitance
C_PD Power Dissipation Capacitance (Per Package)*
Guaranteed Limit
V_CC −55_C to
V
25_C v 85_C v 125_C _Unit
2.0
10
10
10
MHz
3.0
20
20
20
4.5
40
35
30
6.0
50
45
40
2.0
160
200
250
ns
3.0
100
150
200
4.5
32
40
48
6.0
27
34
42
2.0
175
220
260
ns
3.0
100
150
200
4.5
35
44
53
6.0
30
37
45
2.0
75
3.0
27
4.5
15
6.0
13
95
110
ns
32
36
19
22
16
19
—
10
10
10
pF
Typical @ 25°C, V_CC = 5.0 V
180
pF
TIMING REQUIREMENTS (Input t_r = t_f = 6 ns)
Symbol
Parameter
t_su Minimum Setup Time, A1 or A2 to Clock
(Figure 3)
t_h
Minimum Hold Time, Clock to A1 or A2
(Figure 3)
t_rec Minimum Recovery Time, Reset Inactive to Clock
(Figure 2)
t_w
Minimum Pulse Width, Clock
(Figure 1)
t_w
Minimum Pulse Width, Reset
(Figure 2)
Guaranteed Limit
V_CC −55_C to
V
25_C v 85_C v 125_C _Unit
2.0
25
35
40
ns
3.0
15
20
25
4.5
7
8
9
6.0
5
6
6
2.0
3
3
3
ns
3.0
3
3
3
4.5
3
3
3
6.0
3
3
3
2.0
3
3
3
ns
3.0
3
3
3
4.5
3
3
3
6.0
3
3
3
2.0
50
60
75
ns
3.0
26
35
45
4.5
12
15
20
6.0
10
12
15
2.0
50
60
75
ns
3.0
26
35
45
4.5
12
15
20
6.0
10
12
15
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