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| 型號： | ACT139M |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS |
| 中文描述： | 雙程線，4線解碼器/解復(fù)用器 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大小： | 327K |
| 代理商： | ACT139M |
CD54ACT139, CD74ACT139
DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS
SCHS337
–
MARCH 2003
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
TA = 25
°
C
–
55
°
C to
125
°
C
–
40
°
C to
85
°
C
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
VCC
VIH
VIL
VI
VO
IOH
IOL
t/
v
NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs
, literature number SCBA004.
Supply voltage
4.5
5.5
4.5
5.5
4.5
5.5
V
High-level input voltage
2
2
2
V
Low-level input voltage
0.8
0.8
0.8
V
Input voltage
0
VCC
VCC
–
24
0
VCC
VCC
–
24
0
VCC
VCC
–
24
V
Output voltage
0
0
0
V
High-level output current
mA
Low-level output current
24
24
24
mA
Input transition rise or fall rate
10
10
10
ns/V
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
–
55
°
C to
125
°
C
–
40
°
C to
85
°
C
UNIT
MIN
4.4
MAX
MIN
4.4
MAX
MIN
4.4
MAX
IOH =
–
50
μ
A
IOH =
–
24 mA
IOH =
–
50 mA
IOH =
–
75 mA
IOL = 50
μ
A
IOL = 24 mA
IOL = 50 mA
IOL = 75 mA
4.5 V
VOH
VI= VIHor VIL
VI = VIH or VIL
4.5 V
3.94
3.7
3.8
V
5.5 V
3.85
5.5 V
3.85
4.5 V
0.1
0.1
0.1
VOL
VI= VIHor VIL
VI = VIH or VIL
4.5 V
0.36
0.5
0.44
V
5.5 V
1.65
5.5 V
1.65
±
1
80
II
ICC
ICC
Ci
VI = VCC or GND
VI = VCC or GND,
VI = VCC
–
2.1 V
5.5 V
±
0.1
±
1
μ
A
μ
A
IO = 0
5.5 V
8
160
4.5 V to 5.5 V
2.4
3
2.8
mA
10
10
10
pF
Test one output at a time, not exceeding 1-second duration. Measurement is made by forcing indicated current and measuring voltage to minimize
power dissipation. Test verifies a minimum 50-
transmission-line drive capability at 85
°
C and 75-
transmission-line drive capability at 125
°
C.
Additional quiescent supply current per input pin, TTL inputs high, 1 unit load
ACT INPUT LOAD TABLE
INPUT
UNIT LOAD
A or B
1
G
0.67
Unit Load is
ICC limit specified in
electrical
characteristics
(e.g., 2.4 mA at 25
°
C).
table
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