SN74LS125AN [MOTOROLA]
LS SERIES, QUAD 1-BIT DRIVER, INVERTED OUTPUT, PDIP14, 646-06;
| 型号： | SN74LS125AN |
| 厂家： | 
MOTOROLA |
| 描述： | LS SERIES, QUAD 1-BIT DRIVER, INVERTED OUTPUT, PDIP14, 646-06 驱动 光电二极管 输出元件 逻辑集成电路 |
| 文件： | 总3页 (文件大小：53K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SN54/74LS125A
SN54/74LS126A
QUAD 3-STATE BUFFERS
V
E
D
O
E
D
9
O
8
CC
14
13
12
11
10
QUAD 3-STATE BUFFERS
LOW POWER SCHOTTKY
1
2
3
4
5
6
7
E
D
O
E
D
O
GND
LS125A
J SUFFIX
CERAMIC
CASE 632-08
V
E
D
O
E
D
9
O
8
14
1
CC
14
13
12
11
10
N SUFFIX
PLASTIC
CASE 646-06
14
1
1
2
3
4
5
6
7
E
D
O
E
D
O
GND
D SUFFIX
SOIC
CASE 751A-02
LS126A
14
1
TRUTH TABLES
LS125A
LS126A
ORDERING INFORMATION
INPUTS
INPUTS
SN54LSXXXJ Ceramic
SN74LSXXXN Plastic
SN74LSXXXD SOIC
E
D
OUTPUT
E
D
OUTPUT
L
L
H
L
H
X
L
H
(Z)
H
H
L
L
H
X
L
H
(Z)
L = LOW Voltage Level
H = HIGH Voltage Level
X = Don’t Care
(Z) = High Impedance (off)
GUARANTEED OPERATING RANGES
Symbol
Parameter
Min
Typ
Max
Unit
V
CC
Supply Voltage
54
74
4.5
4.75
5.0
5.0
5.5
5.25
V
T
Operating Ambient Temperature Range
Output Current — High
54
74
–55
0
25
25
125
70
°C
A
I
I
54
74
–1.0
–2.6
mA
mA
OH
Output Current — Low
54
74
12
24
OL
FAST AND LS TTL DATA
5-1
SN54/74LS125A • SN54/74LS126A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Min
Typ
Max
Symbol
Parameter
Input HIGH Voltage
Unit
Test Conditions
Guaranteed Input HIGH Voltage for
All Inputs
V
IH
2.0
V
54
74
0.7
0.8
Guaranteed Input LOW Voltage for
All Inputs
V
V
V
Input LOW Voltage
V
IL
Input Clamp Diode Voltage
Output HIGH Voltage
–0.65
–1.5
V
V
V
V
V
= MIN, I = –18 mA
IN
IK
CC
54
74
2.4
2.4
= MIN, I
= MAX, V = V
IN
CC
OH
IH
OH
or V per Truth Table
IL
V
V
= V
= V or V
MIN,
54, 74
74
0.25
0.35
0.4
0.5
V
V
I
I
= 12 mA
= 24 mA
CC
IN
CC
IL
OL
V
OL
Output LOW Voltage
IH
per Truth Table
OL
I
I
Output Off Current HIGH
Output Off Current LOW
20
–20
20
µA
µA
V
V
V
V
V
V
= MAX, V
= MAX, V
= 2.4 V
= 0.4 V
OZH
CC
CC
CC
CC
CC
CC
OUT
OUT
OZL
µA
= MAX, V = 2.7 V
IN
I
IH
Input HIGH Current
0.1
mA
mA
mA
= MAX, V = 7.0 V
IN
I
I
Input LOW Current
–0.4
–225
20
= MAX, V = 0.4 V
IN
IL
Short Circuit Current (Note 1)
–40
= MAX
OS
LS125A
LS126A
V
V
= 0 V, V = 4.5 V
E
IN
I
Power Supply Current
mA
V
CC
= MAX
CC
22
= 0 V, V = 0 V
E
IN
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (T = 25°C)
A
Limits
Typ
9.0
9.0
7.0
8.0
12
Min
Max
15
15
18
18
20
25
25
35
20
25
20
25
Symbol
Parameter
Unit
Test Conditions
t
t
t
t
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
LS125A
LS126A
PLH
PLH
PHL
PHL
Propagation Delay,
Data to Output
ns
Figure 2
V
C
R
= 5.0 V
= 45 pF
= 667 Ω
CC
L
L
Output Enable Time
to HIGH Level
t
t
t
t
ns
ns
ns
ns
Figures 4, 5
Figures 3, 5
Figures 4, 5
FIgures 3, 5
PZH
PZL
PHZ
PLZ
16
15
Output Enable Time
to LOW Level
21
Output Disable Time
from HIGH Level
V
C
R
= 5.0 V
= 5.0 pF
= 667 Ω
CC
L
L
Output Disable Time
from LOW Level
FAST AND LS TTL DATA
5-2
SN54/74LS125A • SN54/74LS126A
V
V
V
IN
IN
1.3 V
1.3 V
1.3 V
1.3 V
t
t
PLH
t
t
PHL
PHL
PLH
V
OUT
1.3 V
1.3 V
1.3 V
1.3 V
OUT
Figure 1
Figure 2
V
V
E
E
1.3 V
1.3 V
1.3 V
1.3 V
V
V
E
E
t
t
PLZ
t
t
PZL
PHZ
PZH
> V
OH
≈
V
OUT
≈
1.3 V
OL
1.3 V
1.3 V
1.3 V
V
OUT
V
0.5 V
0.5 V
Figure 3
Figure 4
V
CC
R
L
SW1
TO OUTPUT
UNDER TEST
5 k
Ω
C
L
SW2
Figure 5
SWITCH POSITIONS
SYMBOL
SW1
Open
SW2
t
t
t
t
Closed
Open
PZH
PZL
PLZ
PHZ
Closed
Closed
Closed
Closed
Closed
FAST AND LS TTL DATA
5-3
相关型号：
SN74LS125AN8
LS SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDIP14, ROHS COMPLIANT, PLASTIC, MS-001AA, DIP-14
TI
SN74LS125ANG
IC LS SERIES, QUAD 1-BIT DRIVER, TRUE OUTPUT, PDIP14, GREEN, PLASTIC, DIP-14, Bus Driver/Transceiver
ONSEMI
©2020 ICPDF网 联系我们和版权申明