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DS96172 Datasheet, PDF (2/6 Pages) National Semiconductor (TI) – RS-485/RS-422 Quad Differential Line Drivers | |||
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Absolute Maximum Ratings (Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
Molded DIP
Operating Temperature Range
Lead Temperature
Molded DIP (soldering, 10
sec.)
Supply Voltage
Enable Input Voltage
Maximum Power Dissipation
(Note 1)
â65ËC to +150ËC
0ËC to +70ËC
265ËC
7V
5.5V
25ËC
N-Molded Package
1.98W
Recommended Operating
Conditions
Min Typ Max
Supply Voltage (VCC)
Common Mode Output
4.75 5 5.25
Voltage (VOC)
â7
+12
Output Current HIGH (IOH)
â60
Output Current LOW (IOL)
60
Operating Temperature (TA)
0
25 70
Note 1: Derate molded DIP package 16mW/ËC above 25ËC.
Units
V
V
mA
mA
ËC
Electrical Characteristics (Notes 3, 4)
over recommended temperature and supply voltage ranges, unless otherwise specified
Symbol
Parameter
Conditions
VIH
VIL
VOH
VOL
VIC
|VOD1|
|VOD2|
â|VOD|
Input Voltage HIGH
Input Voltage LOW
Output Voltage HIGH
Output Voltage LOW
Input Clamp Voltage
Differential Output Voltage
Differential Output Voltage
Change in Magnitude of Differential
Output Voltage (Note 5)
IOH = â20 mA
IOL = 20 mA
II = â18 mA
IO = 0 mA
RL = 54â¦, Figure 1
RL = 100â¦, Figure 1
RL = 54⦠or 100â¦, Figure 1
VOC
â|VOC|
Common Mode Output Voltage (Note 6)
Change in Magnitude of Common Mode
Output Voltage (Note 5)
RL = 54â¦, Figure 1
IO
Output Current with Power Off
VCC = 0V, VO = â7.0V to 12V
IOZ
High Impedance State Output Current
VO = â7.0V to 12V
IIH
Input Current HIGH
VI = 2.7V
IIL
Input Current LOW
VI = 0.5V
IOS
Short Circuit Output Current
VO = â7.0V
(Note 7)
VO = 0V
VO = VCC
VO = 12V
ICC
Supply Current (All Drivers)
No Load
Outputs Enabled
Output Disabled
Min Typ Max Units
2
V
0.8
V
3.1
V
0.8
V
â1.5
V
6
V
1.5
2
V
2
2.3
V
±0.2
V
3
V
±0.2
V
±100
µA
±50 ±200
µA
20
µA
â100
µA
â250
â150
mA
150
250
50
70
mA
50
60
Switching Characteristics
VCC = 5V, TA = 25ËC
Symbol
Parameter
tDD
Differential Output Delay Time
tTD
Differential Output Transition Time
tPLH
Propagation Delay Time,
Low-to-High Level Output
tPHL
Propagation Delay Time,
High-to-Low Level Output
tPZH
Output Enable Time to High Level
tPZL
Output Enable Time to Low Level
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Conditions
RL = 60â¦, Figure 2
RL = 27â¦, Figure 3
RL = 110â¦, Figure 4
RL = 110â¦, Figure 5
2
Min
Typ
Max
Units
15
25
ns
15
25
ns
12
20
ns
12
20
ns
30
45
ns
30
45
ns
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