Datasheet

SN55113, SN75113
DUAL DIFFERENTIAL LINE DRIVERS
SLLS070C − SEPTEMBER 1973 − REVISED MARCH 1997
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
†
Figure 16
PROPAGATION DELAY TIMES
FROM DATA INPUTS
vs
FREE-AIR TEMPERATURE
Propagation Delay Times From Data Inputs − ns
T
A
− Free-Air Temperature − °C
10
8
4
2
0
18
6
14
12
16
20
− 75 − 50 − 25 0 25 50 75 100 125
V
CC
= 5 V
See Figure 1
C
L
= 30 pF
t
PHL
t
PLH
Figure 17
20
10
5
0
25
15
OUTPUT ENABLE AND DISABLE TIMES
vs
FREE-AIR TEMPERATURE
Output Enable and Disable Times − ns
30
− 75 − 50 − 25 0 25 50 75 100 125
T
A
− Free-Air Temperature − °C
See Figures 2 and 3
V
CC
= 5 V
t
PLZ
t
PZL
t
PHZ
t
PZH
†
Data for temperatures below 0°C and above 70°C and for supply voltages below 4.75 V and above 5.25 V are applicable to SN55113 circuits
only. These parameters were measured with the active pullup connected to the sink output.
APPLICATION INFORMATION
Location 1
SN75113 Driver
SN75115 Receiver
Location 3
Location 2
Location 5
Location 4
R
T
‡
Location 6
Twisted
Pair
R
T
‡
‡
R
T
= Z
O
. A capacitor may be connected in series with R
T
to reduce power dissipation.
Figure 18. Basic Party-Line or Data-Bus Differential Data Transmission