參數(shù)資料
型號(hào): CD74HC173NSRG4
廠商: Texas Instruments, Inc.
英文描述: High-Speed CMOS Logic Quad D-Type Flip-Flop, Three-State
中文描述: 高速CMOS邏輯四D型觸發(fā)器,三態(tài)
文件頁(yè)數(shù): 6/20頁(yè)
文件大?。?/td> 520K
代理商: CD74HC173NSRG4
6
Switching Specifications
Input t
r
, t
f
= 6ns
PARAMETER
SYMBOL
TEST
CONDITIONS
V
CC
(V)
25
o
C
-40
o
C TO 85
o
C
-55
o
C TO 125
o
C
UNITS
TYP
MAX
MAX
MAX
HC TYPES
Propagation Delay, Clock to
Output
t
PLH
, t
PHL
C
L
= 50pF
2
-
200
250
300
ns
4.5
-
40
50
60
ns
C
L
= 15pF
CL = 50pF
5
17
-
-
-
ns
6
-
34
43
51
ns
Propagation Delay, MR to
Output
t
PHL
C
L
= 50pF
2
-
175
220
265
ns
4.5
-
35
44
53
ns
C
L
= 15pF
CL = 50pF
5
12
-
-
-
ns
6
-
30
37
45
ns
Propagation Delay Output
Enable to Q (Figure 6)
t
PLZ
, t
PHZ
t
PZL
, t
PZH
CL = 50pF
2
150
190
225
ns
C
L
= 50pF
C
L
= 15pF
CL = 50pF
4.5
30
38
45
ns
5
12
-
-
-
ns
6
26
33
38
ns
Output Transition Times
t
TLH
, t
THL
C
L
= 50pF
2
-
60
75
90
ns
4.5
-
12
15
18
ns
6
-
10
13
15
ns
Maximum Clock Frequency
f
MAX
C
IN
C
O
C
L
= 15pF
5
60
-
-
-
MHz
Input Capacitance
-
-
-
10
10
10
pF
Three-State Output
Capacitance
-
-
-
10
10
10
pF
Power Dissipation
Capacitance
(Notes 4, 5)
C
PD
-
5
29
-
-
-
pF
HCT TYPES
Propagation Delay, Clock to
Output
t
PLH
, t
PHL
C
L
= 50pF
C
L
= 15pF
C
L
= 50pF
C
L
= 15pF
CL = 50pF
4.5
-
40
50
60
ns
5
17
-
-
-
ns
Propagation Delay, MR to
Output
t
PHL
4.5
-
44
55
66
ns
5
18
-
-
-
ns
Propagation Delay Output
Enable to Q (Figure 6)
t
PZL
, t
PZH
2
150
190
225
ns
C
L
= 50pF
C
L
= 15pF
CL = 50pF
4.5
30
38
45
ns
5
14
-
-
-
ns
6
26
33
38
ns
Output Transition Times
t
TLH
, t
THL
f
MAX
C
IN
C
PD
C
L
= 50pF
C
L
= 15pF
4.5
-
15
19
22
ns
Maximum Clock Frequency
5
60
-
-
-
MHz
Input Capacitance
-
-
-
10
10
10
pF
Power Dissipation
Capacitance
(Notes 4, 5)
-
5
34
-
-
-
pF
NOTES:
4. C
PD
is used to determine the dynamic power consumption, per package.
5. P
D
= V
CC2
f
i
+
(C
L
V
CC2
+ f
O
) where f
i
= Input Frequency, f
O
= Input Frequency, C
L
= Output Load Capacitance, V
CC
= Supply Voltage.
CD54HC173, CD74HC173, CD54HCT173, CD74HCT173
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