
4
LT1331
CC
HARA TERISTICS
UW
A
TYPICALPERFOR
CE
Driver Short-Circuit Current
Supply Current vs Data Rate
Driver Output Voltage
Receiver Input Thresholds
Receiver Short-Circuit Current
Slew Rate vs Load Capacitance
TEMPERATURE (°C)
–55
SHORT-CIRCUIT
CURRENT
(mA)
30
25
20
15
10
5
0
25
75
1331 G01
–25
0
50
100
125
ISC
+
ISC
–
VCC = 5V
TEMPERATURE (°C)
–55
DRIVER
OUTPUT
VOLTAGE
(V)
8
7
6
5
4
3
2
25
75
1331 G02
–25
0
50
100
125
VCC = 3.3V
VCC = 5V
RL = 3k
3 DRIVERS
LOADED
OUTPUT HIGH
Driver Leakage in Shutdown
Slew Rate vs Load Capacitance
TEMPERATURE (°C)
–55
0.50
THRESHOLD
VOLTAGE
(V)
0.75
1.25
1.50
1.75
3.00
2.25
0
50
75
1331 G08
1.00
2.50
2.75
2.00
–25
25
100
125
INPUT HIGH
INPUT LOW
VL = 3.3V
DATA RATE (kBAUD)
0
SUPPLY
CURRENT
(mA)
50
40
30
20
10
0
25
50
75
100
125
150
1131 G07
3 DRIVERS
1 DRIVER
VCC = 5V
VCC = 3.3V
VCC = 5V
VCC = 3.3V
RL = 3k
CL = 2500pF
TEMPERATURE (°C)
–55
SHORT-CIRCUIT
CURRENT
(mA)
40
30
20
10
0
50
75
1331 G09
–25
25
100
125
ISC
+
ISC
–
VL = 3.3V
TEMPERATURE (°C)
–55
DRIVER
OUTPUT
VOLTAGE
(V)
–2
–3
–4
–5
–6
–7
–8
25
75
1331 G03
–25
0
50
100
125
VCC = 3.3V
VCC = 5V
RL = 3k
3 DRIVERS
LOADED
OUTPUT LOW
LOAD CAPACITANCE (nF)
0
SLEW
RATE
(V/
s)
16
14
12
10
8
6
4
2
0
4
1331 G06
1
2
3
5
+SLEW
–SLEW
VCC = 3.3V
LOAD CAPACITANCE (nF)
0
SLEW
RATE
(V/
s)
16
14
12
10
8
6
4
2
0
4
1331 G05
1
2
3
5
+SLEW
–SLEW
VCC = 5V
TEMPERATURE (°C)
0.1
LEAKAGE
CURRENT
(
A)
10
100
1331 G04
1
–55
0
50
75
–25
25
100
125
VOUT = –30V
VOUT = 30V