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參數(shù)資料
| 型號： | LVX139 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | Dual 2-to-4 Decoder/Demultiplexer |
| 中文描述： | 雙路2至4解碼器/解復(fù)用器 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 102K |
| 代理商： | LVX139 |
MC74LVX139
http://onsemi.com
4
DC CHARACTERISTICS
(Voltages Referenced to GND)
V
CC
T
A
= 25
°
C
40
°
C
≤
T
A
≤
85
°
C
Symbol
Parameter
Condition
(V)
Min
Typ
Max
Min
Max
Unit
V
IH
Minimum HighLevel
Input Voltage
2.0
3.0
3.6
0.75 V
CC
0.7 V
CC
0.7 V
CC
0.75 V
CC
0.7 V
CC
0.7 V
CC
V
V
IL
Maximum LowLevel
Input Voltage
2.0
3.0
3.6
0.25 V
CC
0.3 V
CC
0.3 V
CC
0.25 V
CC
0.3 V
CC
0.3 V
CC
V
V
OH
HighLevel Output
Voltage
I
OH
= 50 A
I
OH
= 50 A
I
OH
= 4 mA
2.0
3.0
3.0
1.9
2.9
2.58
2.0
3.0
3.0
1.9
2.9
2.48
V
V
OL
LowLevel Output
Voltage
I
OL
= 50 A
I
OH
= 50 A
I
OH
= 4 mA
2.0
3.0
3.0
0.0
0.1
0.1
0.36
0.1
0.1
0.44
V
I
IN
Input Leakage Current
V
IN
= 5.5 V or GND
0 to 3.6
±
0.1
±
1.0
A
I
CC
Maximum Quiescent
Supply Current
(per package)
V
IN
= V
CC
or GND
3.6
1.0
1.0
2.0
A
Symbol
Typical @ 25
°
C, V
CC
= 3.3 V
8.5
16.5
Parameter
Test Conditions
Min
Typ
t
Delay, E to Y
t
PHL
Delay, A to Y
V
CC
= 3.3 V
±
0.3 V
C
L
= 50 pF
6.0
10.0
1.0
12.0
1.0
pF
18.0
C
= 15 pF
L
C
IN
Maximum Input
PLH
Maximum Propagation
V
CC
L
C
= 50 pF
1.0
1.0
15.0
10
18.0
C
L
= 50 pF
10
13.0
4
C
PD
Power Dissipation Capacitance (Note 5)
5. C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load.
Average operating current can be obtained by the equation: I
CC(OPR
= C
PD
V
CC
f
in
+ I
CC
/2 (per decoder). C
PD
is used to determine the
noload dynamic power consumption; P
D
= C
PD
V
CC2
f
in
+ I
CC
V
CC
.
26
pF
Figure 6. Switching Waveform
50%
t
PHL
t
PLH
V
CC
GND
Y
50% V
CC
A
V
CC
GND
t
PHL
t
PLH
Y
E
50% V
CC
50%
Figure 7. Switching Waveform
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