LTC1321/LTC1322/LTC1335
TYPICAL PERFORMANCE CHARACTERISTICS
Receiver Output High Voltage
vs Temperature
5.0
4.9
4.8
I
OUT
= 3mA
0.4
0.5
I
OUT
= 3mA
OUTPUT VOLTAGE (V)
4.7
4.6
4.5
4.4
4.3
4.2
4.1
4.0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
125
OUTPUT VOLTAGE (V)
TIME (ns)
125
Receiver Output Current
vs Output High Voltage
120
18
16
OUTPUT CURRENT (mA)
14
12
10
8
6
4
2
0
2.0
2.5
3.5
4.0
3.0
OUTPUT VOLTAGE (V)
4.5
5.0
1321 G13
T
A
= 25°C
OUTPUT CURRENT (mA)
INPUT THRESHOLD VOLTAGE (V)
Driver Output Leakage Current
(Disable/Shutdown) vs Temperature
±400
OUTPUT LEAKAGE CURRENT (µA)
±350
SUPPLY CURRENT (mA)
±250
±200
±150
±100
±50
0
–50 –25
0
25
50
75
100
125
0.8
0.6
0.4
0.2
0
–50 –25
–I
EE
SUPPLY CURRENT (µA)
±300
TEMPERATURE (°C)
1321 G06
6
U W
1321 G10
Receiver Output Low Voltage
vs Temperature
20
18
16
14
0.3
12
10
8
6
0.1
4
2
0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
RS485 Receiver
t
PLH
–
t
PHL
vs Temperature
0.2
0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
125
1321 G11
1321 G12
Receiver Output Current
vs Output Low Voltage
40
T
A
= 25°C
35
30
25
20
15
10
5
0
0
0.5
1.0
1.5
2.0
OUTPUT VOLTAGE (V)
2.5
3.0
1321 G14
EIA562 Receiver Input Threshold
Voltage vs Temperature
2.0
1.8
1.6
1.4
1.2
1.0
0.8
–50 –25
INPUT HIGH
INPUT LOW
50
25
75
0
TEMPERATURE (°C)
100
125
1321 G15
Supply Current in RS485 Mode
vs Temperature (Both Ports)
1.2
I
CC
1.0
Supply Current in EIA562 Mode
vs Temperature (Both Ports)
500
450
400
350
300
250
200
150
100
50
–I
DD
I
CC
R
L
=
∞
–I
EE
R
L
=
∞
–I
DD
50
25
75
0
TEMPERATURE (°C)
100
125
0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
125
1321 G17
1321 G18
LINER [ LINEAR TECHNOLOGY ]
