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74HC574 Datasheet(PDF) 5 Page - ON Semiconductor

Part No. 74HC574
Description  Octal 3−State Noninverting D Flip−Flop
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

74HC574 Datasheet(HTML) 5 Page - ON Semiconductor

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74HC574
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5
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF; Input tr = tf = 6.0 ns)
VCC
(V)
Guaranteed Limit
Symbol
Parameter
*55 to 25_C
v85_C
v125_C
Unit
fmax
Maximum Clock Frequency (50% Duty Cycle)
(Figures 3 and 6)
2.0
3.0
4.5
6.0
6.0
15
30
35
4.8
10
24
28
4.0
8.0
20
24
MHz
tPLH,
tPHL
Maximum Propagation Delay, Clock to Q
(Figures 3 and 6)
2.0
3.0
4.5
6.0
160
105
32
27
200
145
40
34
240
190
48
41
ns
tPLZ,
tPHZ
Maximum Propagation Delay, Output Enable to Q
(Figures 4 and 7)
2.0
3.0
4.5
6.0
150
100
30
26
190
125
38
33
225
150
45
38
ns
tPZL,
tPZH
Maximum Propagation Delay, Output Enable to Q
(Figures 4 and 7)
2.0
3.0
4.5
6 0
140
90
28
24
175
120
35
30
210
140
42
36
ns
tTLH,
tTHL
Maximum Output Transition Time, any Output
(Figures 3 and 6)
2.0
3.0
4.5
6.0
60
27
12
10
75
32
15
13
90
36
18
15
ns
Cin
Maximum Input Capacitance
10
10
10
pF
Cout
Maximum Three−State Output Capacitance, Output in High−Impedance
State
15
15
15
pF
8. For propagation delays with loads other than 50 pF, and information on typical parametric values, see the ON Semiconductor High−Speed
CMOS Data Book (DL129/D).
Typical @ 25°C, VCC = 5.0 V
CPD
Power Dissipation Capacitance (Per Enabled Output)*
24
pF
*Used to determine the no−load dynamic power consumption: PD = CPD VCC2f + ICC VCC. For load considerations, see the ON
Semiconductor High−Speed CMOS Data Book (DL129/D).
TIMING REQUIREMENTS (CL = 50 pF; Input tr = tf = 6.0 ns)
Guaranteed Limit
VCC
– 55 to 25_C
v 85_C
v 125_C
Symbol
Parameter
Figure
(V)
Min
Max
Min
Max
Min
Max
Unit
tsu
Minimum Setup Time, Data to Clock
5
2.0
3.0
4.6
6.0
50
40
10
9.0
65
50
13
11
75
60
15
13
ns
th
Minimum Hold Time, Clock to Data
5
2.0
3.0
4.5
6.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
ns
tw
Minimum Pulse Width, Clock
3
2.0
3.0
4.5
6.0
75
60
15
13
95
80
19
16
110
90
22
19
ns
tr, tf
Maximum Input Rise and Fall Times
3
2.0
3.0
4.5
6.0
1000
800
500
400
1000
800
500
400
1000
800
500
400
ns


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