Datasheet

SN75172
QUADRUPLE DIFFRENTIAL LINE DRIVER
SLLS038B – OCTOBER 1980 – REVISED MAY 1995
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
Figure 9
V
CC
– Supply Voltage – V
ICC – Supply Current – mA
Inputs
Grounded
90
80
70
60
50
40
30
20
10
7654321
0
8
100
0
No Load
Outputs Enabled
T
A
= 25°C
CC
I
Inputs
Open
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
Figure 10
V
CC
– Supply Voltage – V
25
20
15
10
5
7654321
0
8
30
0
ICC – Supply Current – mA
CC
I
No Load
Input Open
Output Enabled
T
A
= 25°C
APPLICATION INFORMATION
1/4 SN75175
1/4 SN75174
Up to 32
RS-485 Unit Load
1/4 SN751741/4 SN751731/4 SN75172 1/4 SN75173
1/4 SN75173
1/4 SN75172
R
T
R
T
NOTE A: The line length should be terminated at both ends in its characteristic impedance (R
T
= Z
O
). Stub lengths off the main line should
be kept as short as possible.
Figure 11