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參數(shù)資料
| 型號(hào)： | MC74AC1T39 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | DUAL 1-OF-4 DECODER/DEMULTIPLEXER |
| 中文描述： | 雙1 - - 4解碼器/解復(fù)用器 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大小： | 108K |
| 代理商： | MC74AC1T39 |
MC74AC139, MC74ACT139
http://onsemi.com
5
DC CHARACTERISTICS
74ACT
74ACT
V
CC
(V)
T
A
= +25
°
C
T
A
=
–40
°
C to
+85
°
C
Symbol
Parameter
Typ
Guaranteed Limits
Unit
Conditions
V
IH
Minimum High Level
Input Voltage
4.5
5.5
1.5
1.5
2.0
2.0
2.0
2.0
V
V
OUT
= 0.1 V
or V
CC
– 0.1 V
e e
V
IL
Maximum Low Level
Input Voltage
4.5
5.5
1.5
1.5
0.8
0.8
0.8
0.8
V
V
OUT
= 0.1 V
or V
CC
– 0.1 V
e e
V
OH
Minimum High Level
Output Voltage
4.5
5.5
4.49
5.49
4.4
5.4
4.4
5.4
V
I
= –50 A
OUT
e e
*V
IN
= V
IL
or V
IH
4.5
5.5
–
–
3.86
4.86
3.76
4.76
V
I
OH
–24 mA
–24 mA
V
OL
Maximum Low Level
Output Voltage
4.5
5.5
0.001
0.001
0.1
0.1
0.1
0.1
V
I
= 50 A
OUT
e e
*V
IN
= V
IL
or V
IH
4.5
5.5
–
–
0.36
0.36
0.44
0.44
V
I
OL
24 mA
24 mA
I
IN
Maximum Input
Maximum In ut
Leakage Current
5 5
5.5
–
0 1
±
0.1
1 0
±
1.0
A
V
I
= V
CC
, GND
I
CCT
Additional Max. I
CC
/Input
5.5
0.6
–
1.5
mA
V
I
= V
CC
– 2.1 V
I
OLD
Minimum Dynamic
O t
Output Current
5.5
–
–
75
mA
V
OLD
= 1.65 V Max
I
OHD
5.5
–
–
–75
mA
V
OHD
= 3.85 V Min
I
CC
Maximum Quiescent
Supply Current
5 5
5.5
–
8 0
8.0
80
A
V
IN
= V
CC
or GND
*All outputs loaded; thresholds on input associated with output under test.
Maximum test duration 2.0 ms, one output loaded at a time.
AC CHARACTERISTICS
(For Figures and Waveforms – See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74ACT
74ACT
V
CC
*
(V)
T
A
= +25
°
C
C
L
= 50 pF
T
A
= –40
°
C
to +85
°
C
C
L
= 50 pF
Fig.
No.
Symbol
Parameter
Min
Typ
Max
Min
Max
Unit
t
PLH
Propagation Delay
Pro agation Delay
A
n
to O
n
Propagation Delay
Pro agation Delay
A
n
to O
n
Propagation Delay
Pro agation Delay
E
n
to O
n
Propagation Delay
Pro agation Delay
E
n
to O
n
5 0
5.0
1 5
1.5
6 0
6.0
8 5
8.5
1 5
1.5
9 5
9.5
ns
3–6
t
PHL
5 0
5.0
1 5
1.5
6 0
6.0
9 5
9.5
1 5
1.5
10 5
10.5
ns
3–6
t
PLH
5 0
5.0
2 5
2.5
7 0
7.0
10 0
10.0
2 0
2.0
11 0
11.0
ns
3–6
t
PHL
5 0
5.0
2 0
2.0
7 0
7.0
9 5
9.5
1 5
1.5
10 5
10.5
ns
3–6
*Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
C
IN
Input Capacitance
4.5
pF
V
CC
= 5.0 V
C
PD
Power Dissipation Capacitance
40
pF
V
CC
= 5.0 V
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