LT1039AISW Linear Technology, LT1039AISW Datasheet - Page 4

• Manufacturer Part Number: LT1039AISW
• Description: Triple RS232 Driver/Receiver with Shutdown
• Manufacturer: Linear Technology

TYPICAL PERFORMANCE CHARACTERISTICS
LT1039A/LT1039A-16
4
1000
100
10
1
–55 –25
Supply Current in Shutdown
SUPPLY CURRENT MEASURED
INTO V
RECEIVER
OUTPUT
OUTPUT
DRIVER
CC
INPUT
AND V
0
TEMPERATURE ( C)
–10V
10V
–10
+
25
5V
0V
0V
5V
0V
– 5
40
35
30
25
20
15
10
5
0
DRIVER OUTPUT CONNECTED TO RECEIVER INPUT
ON/OFF Pin Current vs Voltage
0
Output Waveforms
V
V
V
R
CC
L
+
–
50
= –12V
= 3k
= 12V
= 5V
1
75
W
INPUT VOLTAGE (V)
100
1039A G04
2
2 s/DIV
U
125
3
1000
100
4
10
1
–55 –25
1039A G09
1039A G07
Driver Output Leakage
in Shutdown
5
0
TEMPERATURE ( C)
25
OUTPUT
OUTPUT
DRIVER
DRIVER
ON/OFF
INPUT
50
– 30V
V
OUT
75
– 10V
– 5V
– 0.4
– 0.8
–1.2
–1.6
– 2.0
10V
5V
0V
0V
5V
0V
1.2
0.8
0.4
V
V
V
30V
+
–
100
OUT
Driver Output Swing vs Current
0
Shutdown to Driver Output
V
V
R
1039A G05
+
–
L
= 12V
= –12V
= 3k
0.5
125
1.0
OUTPUT CURRENT (mA)
1.5
2.0
2 s/DIV
60
55
50
45
40
35
30
25
20
15
10
2.5
5
0
–55
Receiver Output
Short-Circuit Current
3.0
–25
3.5
4.0
SOURCING
SINKING
0
TEMPERATURE ( C)
1039A TA02
1039A G10
4.5
25
5.0
OUTPUT
HIGH
OUTPUT
LOW
50
75
100
1039A G06
1039afa
125