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74HC164_1 Datasheet, PDF (4/6 Pages) Estek Electronics Co. Ltd – identical in pinout to the LS/ALS164
74HC164
AC Electrical Characteristics
(C L =50pF,Input tr =tf
Symbol
Parameter
VCC
Guaranteed Limit
V 25 °C ≤85°C ≤125°C Unit
to
-55°C
fmax Maximum Clock Frequency (50% Duty Cycle) 2.0 6.0
4.8
4.0 MHz
(Figures 1 and 4)
4.5 30
24
20
6.0 35
28
24
tPLH, tPHL Maximum Propagation Delay,Clock to Q
(Figures
1 and 4)
2.0 175
220
265
ns
4.5 35
44
53
6.0 30
37
45
tPHL Maximum Propagation Delay,Reset to Q
(Figures 2 and 4)
2.0 205
255
310
ns
4.5 41
51
62
6.0 35
43
53
2.0 75
tTLH, tTHL Maximum Output Transition Time, Any Output 4.5
15
6.0 13
95
110
ns
19
22
16
19
CIN Maximum Input Capacitance
tSU Minimum Setup Time,A1 or A2 to Clock
(Figure 3)
-
10
10
10
pF
2.0 50
65
75
ns
4.5 10
13
15
6.0
9
11
13
th
Minimum Hold Time, Clock to A1 or A2
(Figure 3)
2.0
5
5
5
ns
4.5
5
5
5
6.0
5
5
5
trec Minimum Recovery Time, Reset Inactive to
2.0
5
5
5
ns
Clock (Figure 2)
4.5
5
5
5
6.0
5
5
5
tw
Minimum Pulse Width, Reset (Figure 2)
2.0 80
4.5 16
6.0 14
100
120
ns
20
24
17
20
tw
Minimum Pulse Width, Clock (Figure 1)
2.0 80
4.5 16
6.0 14
100
120
ns
20
24
17
20
tr, tf
Maximum Input Rise and Fall Times (Figure 1) 2.0 1000
1000
1000
ns
4.5 500
500
500
6.0 400
400
400
Power Dissipation Capacitance (Per Package)
Typical @25°C,VCC=5.0 V
CPD Used to determine the no-load dynamic power
140
pF
consumption:
2f+I CCVCCPD=CPDV
BEIJING ESTEK ELECTRONICS CO.,LTD
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