参数资料
型号: M74HC651TTR
厂商: STMICROELECTRONICS
元件分类: 总线收发器
英文描述: HC/UH SERIES, 8-BIT REGISTERED TRANSCEIVER, INVERTED OUTPUT, PDSO24
封装: TSSOP-24
文件页数: 13/16页
文件大小: 551K
代理商: M74HC651TTR
M74HC651
6/16
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6ns)
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
12
15
22
6.0
6
10
13
19
tPLH tPHL Propagation Delay
Time (BUS - BUS)
2.0
50
74
150
190
210
ns
4.5
21
30
38
50
6.0
18
26
32
40
2.0
150
91
190
240
255
ns
4.5
26
38
48
60
6.0
22
32
41
55
tPLH tPHL Propagation Delay
Time (CLOCK -
BUS)
2.0
50
98
210
265
280
ns
4.5
28
42
53
68
6.0
24
36
45
57
2.0
150
116
250
315
330
ns
4.5
33
50
63
80
6.0
28
43
54
70
tPLH tPHL Propagation Delay
Time (SELECT -
BUS)
2.0
50
81
170
215
230
ns
4.5
23
34
43
60
6.0
20
29
37
50
2.0
150
98
210
265
280
ns
4.5
28
42
53
60
6.0
24
36
45
58
tPZL tPZH High Impedance
Output Enable
Time
2.0
50
RL = 1 K
74
175
220
240
ns
4.5
21
35
44
56
6.0
18
30
37
50
2.0
150
RL = 1 K
91
215
270
290
ns
4.5
26
43
54
67
6.0
22
37
46
60
tPLZ tPHZ High Impedance
Output Disable
Time
2.0
50
RL = 1 K
50
175
220
230
ns
4.5
21
35
44
57
6.0
18
30
37
46
fMAX
Maximum Clock
Frequency
2.0
50
6
19
4.8
4.0
MHz
4.5
30
67
24
21
6.0
35
79
28
25
tW(H)
tW(L)
Minimum Pulse
Width
2.0
50
30
75
95
110
ns
4.5
7
15
19
25
6.0
6
13
16
20
ts
Minimum Set-Up
Time
2.0
50
16
50
65
75
ns
4.5
4
10
13
15
6.0
3
9
11
13
th
Minimum Hold
Time
2.0
50
55
5
ns
4.5
5
6.0
5
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