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参数资料
| 型号： | SNJ54AHCT158FK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | AHCT/VHCT SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 7/12页 |
| 文件大小： | 278K |
| 代理商： | SNJ54AHCT158FK |
SN54AHCT158, SN74AHCT158
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
SCLS348J – MAY 1996 – 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
VCC
TA = 25°C
SN54AHCT158
SN74AHCT158
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
V
IOH = –50 mA
45 V
4.4
4.5
4.4
V
VOH
IOH = –8 mA
4.5 V
3.94
3.8
V
IOL = 50 mA
45 V
0.1
V
VOL
IOL = 8 mA
4.5 V
0.36
0.44
V
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
2
20
mA
ICC
One input at 3.4 V,
Other inputs at VCC or GND
5.5 V
1.35
1.5
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.
This is the increase in supply current for each input at one of the specified TTL voltage levels rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54AHCT158
SN74AHCT158
UNIT
PARAMETER
(INPUT)
(OUTPUT)
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
AorB
Y
CL =15 pF
4.1**
6.4**
1**
7.5**
1
7.5
ns
tPHL
A or B
Y
CL = 15 pF
4.1**
6.4**
1**
7.5**
1
7.5
ns
tPLH
A/B
Y
CL =15 pF
5.3**
8.1**
1**
9.5**
1
9.5
ns
tPHL
A/B
Y
CL = 15 pF
5.3**
8.1**
1**
9.5**
1
9.5
ns
tPLH
G
Y
CL =15 pF
5.6**
8.6**
1**
10**
1
10
ns
tPHL
G
Y
CL = 15 pF
5.6**
8.6**
1**
10**
1
10
ns
tPLH
AorB
Y
CL =50 pF
5.6
8.7
1
10.8
1
9.8
ns
tPHL
A or B
Y
CL = 50 pF
5.6
8.7
1
10.8
1
9.8
ns
tPLH
A/B
Y
CL =50 pF
6.8
10.4
1
13.2
1
12
ns
tPLH
A/B
Y
CL = 50 pF
6.8
10.4
1
13.2
1
12
ns
tPLH
G
Y
CL =50 pF
7.1
11
1
13.5
1
12
ns
tPHL
G
Y
CL = 50 pF
7.1
11
1
13.5
1
12
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
noise characteristics VCC = 5 V, CL = 50 pF, TA = 25°C (see Note 4)
PARAMETER
SN74AHCT158
UNIT
PARAMETER
MIN
TYP
MAX
UNIT
VOL(P)
Quiet output, maximum dynamic VOL
0.8
V
VOL(V)
Quiet output, minimum dynamic VOL
–0.8
V
VOH(V)
Quiet output, minimum dynamic VOH
4.8
V
VIH(D)
High-level dynamic input voltage
2
V
VIL(D)
Low-level dynamic input voltage
0.8
V
NOTE 4: Characteristics are for surface-mount packages only.
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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