參數(shù)資料
型號: M74HC534M1R
廠商: STMICROELECTRONICS
元件分類: 總線收發(fā)器
英文描述: HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝: SOP-20
文件頁數(shù): 7/11頁
文件大?。?/td> 406K
代理商: M74HC534M1R
M74HC534
5/11
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns)
CAPACITIVE CHARACTERISTICS
1) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. ICC(opr) = CPD x VCC x fIN + ICC/8 (per Flip
Flop) and the CPD when n pcs of Flip Flop operate, can be gained by the following equation: CPD(TOTAL) = 30 + 17 x n (pF)
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
CL
(pF)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
tTLH tTHL Output Transition
Time
2.0
50
25
60
75
90
ns
4.5
7
121518
6.0
6
101315
tPLH tPHL Propagation Delay
Time
(CK - Q)
2.0
50
45
140
175
210
ns
4.5
15
28
35
42
6.0
13
24
30
36
2.0
150
60
190
240
285
ns
4.5
20
38
48
57
6.0
17
32
41
48
tPZL tPZH High Impedance
Output Enable
Time
2.0
50
RL = 1 K
39
135
170
205
ns
4.5
13
27
34
41
6.0
11
23
29
35
2.0
150
RL = 1 K
54
185
230
280
ns
4.5
18
37
46
56
6.0
15
31
39
48
tPLZ tPHZ High Impedance
Output Disable
Time
2.0
50
RL = 1 K
30
125
155
190
ns
4.5
14
25
31
38
6.0
13
21
26
32
fMAX
Maximum Clock
Frequency
2.0
50
6.2
18
5
4.2
ns
4.5
31
75
25
21
6.0
37
90
30
25
tW(L)
tW(H)
Minimum Pulse
Width (CK)
2.0
50
15
75
95
110
ns
4.5
6
151922
6.0
6
131619
ts
Minimum Set-up
Time
2.0
50
25
75
95
110
ns
4.5
6
151922
6.0
4
131619
th
Minimum Hold
Time
2.0
50
000
ns
4.5
0
6.0
0
Symbol
Parameter
Test Condition
Value
Unit
VCC
(V)
TA = 25°C
-40 to 85°C
-55 to 125°C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
CIN
Input Capacitance
5
101010
pF
COUT
Output
Capacitance
10
pF
CPD
Power Dissipation
Capacitance (note
1)
47
pF
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