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參數(shù)資料
| 型號： | M54HC157K |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 編、解碼器及復(fù)用、解復(fù)用 |
| 英文描述： | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDFP16 |
| 封裝： | CERAMIC, DFP-16 |
| 文件頁數(shù)： | 4/9頁 |
| 文件大?。?/td> | 238K |
| 代理商： | M54HC157K |
M54HC157
4/9
Table 5: DC Specifications
* : Applicable only to DIR, G, G input
Table 6: AC Electrical Characteristics (CL = 50 pF, Input tr =tf = 6ns)
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.
VIH
High Level Input
Voltage
2.0
1.5
V
4.5
3.15
6.0
4.2
VIL
Low Level Input
Voltage
2.0
0.5
V
4.5
1.35
6.0
1.8
VOH
High Level Output
Voltage
2.0
IO=-20 A
1.9
2.0
1.9
V
4.5
IO=-20 A
4.4
4.5
4.4
6.0
IO=-20 A
5.9
6.0
5.9
4.5
IO=-4.0 mA
4.18
4.31
4.13
4.10
6.0
IO=-5.2 mA
5.68
5.8
5.63
5.60
VOL
Low Level Output
Voltage
2.0
IO=20 A
0.0
0.1
V
4.5
IO=20 A
0.0
0.1
6.0
IO=20 A
0.0
0.1
4.5
IO=4.0 mA
0.17
0.26
0.33
0.40
6.0
IO=5.2 mA
0.18
0.26
0.33
0.40
II
Input Leakage
Current
6.0
VI =VCC or GND
± 0.1
± 1
A
ICC
Quiescent Supply
Current
6.0
VI =VCC or GND
440
80
A
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.
tTLH tTHL Output Transition
Time
2.0
30
75
95
110
ns
4.5
8
15
19
22
6.0
7
13
16
19
tPLH tPHL Propagation Delay
Time (A, B - Y)
2.0
30
100
125
150
ns
4.5
12
20
25
30
6.0
10
17
21
26
tPLH tPHL Propagation Delay
Time (SELECT - Y)
2.0
50
125
155
190
ns
4.5
16
25
31
38
6.0
14
21
26
32
tPLH tPHL Propagation Delay
Time (STROBE -Y)
2.0
36
115
145
175
ns
4.5
12
23
29
35
6.0
10
20
25
30
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