LT1080, LT1081
ADVANCED LOW-POWER
5-V DUAL EIA-232 DRIVER/RECEIVERS
SLLS050A– D3121, SEPTEMBER 1989 – REVISED FEBRUARY 1991
†
TYPICAL CHARACTERISTICS
OFF-STATE SUPPLY CURRENT
vs
DRIVER and RECEIVER
PULSE RESPONSE
FREE-AIR TEMPERATURE
10
5
10
7
V
= 5 V
= 3 kΩ
= 51 pF
= 25°C
CC
L
L
V
CC
= 5 V
R
C
T
A
0
– 5
5
4
0
2
1
5
0
– 5
0
1
2
3
4
5
6
7
8
9
– 50 – 25
0
25
50
75
100
125
T
A
– Free-Air Temperature – °C
t – Time – µs
Figure 9
Figure 10
ON/OFF TO RECEIVER
PULSE RESPONSE
ON/OFF TO DRIVER OUTPUT
PULSE RESPONSE
10
5
8
6
V = 5 V
CC
A
V
R
T
A
= 5 V
= 3 kΩ
= 25°C
CC
L
T = 25°C
4
2
0
0
0
– 5
– 10
5
10
5
0
0
– 5
– 5
0
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0.5
1
1.5
2
2.5
3
3.5
4
4.5
t – Time – ms
t – Time – ms
Figure 11
Figure 12
†
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.
2–7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
