参数资料
型号: SN74AHC138NSRE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 编、解码器及复用、解复用
英文描述: AHC/VHC/H/U/V SERIES, OTHER DECODER/DRIVER, INVERTED OUTPUT, PDSO16
封装: GREEN, PLASTIC, SOP-16
文件页数: 22/27页
文件大小: 1070K
代理商: SN74AHC138NSRE4
SN54AHC138, SN74AHC138
3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS
SCLS258L DECEMBER 1995 REVISED JULY 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
TA = 25°C
SN54AHC138
SN74AHC138
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
1.9
2
1.9
IOH = 50 mA
3 V
2.9
3
2.9
VOH
IOH
50
mA
4.5 V
4.4
4.5
4.4
V
VOH
IOH = 4 mA
3 V
2.58
2.48
V
IOH = 8 mA
4.5 V
3.94
3.8
2 V
0.1
IOL = 50 mA
3 V
0.1
VOL
IOL
50
mA
4.5 V
0.1
V
VOL
IOL = 4 mA
3 V
0.36
0.5
0.44
V
IOL = 8 mA
4.5 V
0.36
0.5
0.44
II
VI = 5.5 V or GND
0 V to 5.5 V
±0.1
±1*
±1
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
4
40
mA
Ci
VI = VCC or GND
5 V
2
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,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54AHC138
SN74AHC138
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
ABC
Any Y
C
15 pF
8.2**
11.4**
1**
13**
1
13
ns
tPHL
A, B, C
Any Y
CL = 15 pF
8.2**
11.4**
1**
13**
1
13
ns
tPLH
G1
Any Y
C
15 pF
8.1**
12.8**
1**
15**
1
15
ns
tPHL
G1
Any Y
CL = 15 pF
8.1**
12.8**
1**
15**
1
15
ns
tPLH
G2A G2B
Any Y
C
15 pF
8.2**
11.4**
1**
13.5**
1
13.5
ns
tPHL
G2A, G2B
Any Y
CL = 15 pF
8.2**
11.4**
1**
13.5**
1
13.5
ns
tPLH
ABC
Any Y
C
50 pF
10
15.8
1
18
1
18
ns
tPHL
A, B, C
Any Y
CL = 50 pF
10
15.8
1
18
1
18
ns
tPLH
G1
Any Y
C
50 pF
10.6
16.3
1
18.5
1
18.5
ns
tPHL
G1
Any Y
CL = 50 pF
10.6
16.3
1
18.5
1
18.5
ns
tPLH
G2A G2B
Any Y
C =50pF
10.7
14.9
1
17
1
17
ns
tPHL
G2A, G2B
Any Y
CL = 50 pF
10.7
14.9
1
17
1
17
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
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