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M74HC534 Datasheet

  • M74HC534

  • OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT (INVERTING)

  • STMicroelectronics   STMicroelectronics

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M54/M74HC374/534
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Test Conditions
Symbol
Parameter
V
CC
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
C
IN
C
OUT
C
PD
(*)
Input Capacitance
Out put
Capacitance
Power Dissipation
Capacitance
5
10
47
50
50
C
L
(pF)
T
A
= 25 C
54HC and 74HC
Min. Typ. Max.
25
60
7
6
45
15
13
60
20
17
39
R
L
= 1 K鈩?/div>
13
11
54
18
15
6.2
31
37
18
75
90
15
6
6
25
6
4
75
15
13
75
15
13
0
0
0
10
12
10
140
28
24
190
38
32
135
27
23
185
37
31
5
25
30
95
19
16
95
19
16
0
0
0
10
o
t
TLH
t
THL
t
PLH
t
PHL
Output Transition
Time
Propagation
Delay Time
(CLOCK - Q, Q)
Value
-40 to 85
o
C -55 to 125
o
C
74HC
54HC
Min. Max. Min. Max.
75
90
15
13
175
35
30
240
48
41
170
34
29
230
46
39
4.2
21
25
110
22
19
110
22
19
0
0
0
10
18
15
210
42
36
285
57
48
205
41
35
280
56
48
Unit
ns
50
ns
150
ns
t
PLZ
t
PHZ
3 State Output
Enable Time
50
ns
150
R
L
= 1 K鈩?/div>
ns
f
MAX
Maximum CLock
Frequency
Minimum Pulse
Width (CLOCK)
Minimum Set-up
Time
Minimum Hold
Time
50
ns
t
W(L)
t
W(H)
t
s
ns
50
ns
t
h
50
ns
pF
pF
pF
(*) C
PD
is defined as the value of the IC鈥檚 internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the following equation. I
CC
(opr) = C
PD
鈥
CC
鈥
IN
+ I
CC
/8 (per FLIP-FLOP) and C
PD
when N pcs of FLIP-FLOP operate, can be gained by following equation: C
PD
(TOTAL) = 30 + 17 x N (pF)
6/13

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