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參數(shù)資料
| 型號： | SNJ54AHC139W |
| 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/解復用器 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 494K |
| 代理商： | SNJ54AHC139W |
SN54AHC139, SN74AHC139
DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS
SCLS259K
–
DECEMBER 1995
–
REVISED MARCH 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
TYP
SN54AHC139
MIN
1.9
SN74AHC139
MIN
1.9
UNIT
MIN
1.9
MAX
MAX
MAX
2 V
2
IOH =
–
50 A
3 V
2.9
3
2.9
2.9
VOH
4.5 V
4.4
4.5
4.4
4.4
V
IOH =
–
4 mA
IOH =
–
8 mA
3 V
2.58
2.48
2.48
4.5 V
3.94
3.8
3.8
2 V
0.1
0.1
0.1
IOL = 50 A
3 V
0.1
0.1
0.1
VOL
4.5 V
0.1
0.1
0.1
V
IOL = 4 mA
IOL = 8 mA
VI = 5.5 V or GND
VI = VCC or GND,
VI = VCC or GND
3 V
0.36
0.5
0.44
4.5 V
0.36
0.5
0.44
II
ICC
Ci
0 V to 5.5 V
±
0.1
±
1*
40
±
1
40
A
IO = 0
5.5 V
4
A
5 V
2
10
10
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V
±
0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
TA = 25
°
C
TYP
7.2**
SN54AHC139
SN74AHC139
UNIT
(OUTPUT)
CAPACITANCE
MIN
MAX
11**
MIN
1**
MAX
13**
MIN
MAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
A or B
Y
CL= 15 pF
CL = 15 pF
1
13
ns
7.2**
11**
1**
13**
1
13
G
Y
CL= 15 pF
CL = 15 pF
6.4**
9.2**
1**
11**
1
11
ns
6.4**
9.2**
1**
11**
1
11
A or B
Y
CL= 50 pF
CL = 50 pF
9.7
14.5
1
16.5
1
16.5
ns
9.7
14.5
1
16.5
1
16.5
G
Y
CL= 50 pF
CL = 50 pF
8.9
8.9
12.7
12.7
1
1
14.5
14.5
1
1
14.5
14.5
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
TA = 25
°
C
TYP
SN54AHC139
MIN
1**
SN74AHC139
MIN
1
UNIT
(OUTPUT)
CAPACITANCE
MIN
MAX
7.2**
MAX
8.5**
MAX
8.5
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
A or B
Y
CL= 15 pF
CL = 15 pF
5**
ns
5**
7.2**
1**
8.5**
1
8.5
G
Y
CL= 15 pF
CL = 15 pF
4.4**
6.3**
1**
7.5**
1
7.5
ns
4.4**
6.3**
1**
7.5**
1
7.5
A or B
Y
CL= 50 pF
CL = 50 pF
6.5
9.2
1
10.5
1
10.5
ns
6.5
9.2
1
10.5
1
10.5
G
Y
CL= 50 pF
CL = 50 pF
5.9
5.9
8.3
8.3
1
1
9.5
9.5
1
1
9.5
9.5
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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