Datasheet

MAX13448E
±80V Fault-Protected Full-Duplex
RS-485 Transceiver
6 _______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +3.3V, T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. TEMPERATURE
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
MAX13448E toc01
-40 -15 10 35 60 85
4.05
4.10
4.15
4.20
DE = RE = LOW
A - B = HIGH
DI = FLOATING
RECEIVER OUTPUT SOURCE CURRENT
vs. OUTPUT HIGH VOLTAGE
OUTPUT SOURCE CURRENT (mA)
OUTPUT HIGH VOLTAGE (V)
MAX13448E toc02
0246810
2.0
2.2
2.4
2.6
2.8
3.0
3.2
3.4
DE = RE = LOW
A - B = HIGH
+25°C
+85°C
-40°C
RECEIVER OUTPUT SINK CURRENT
vs. OUTPUT LOW VOLTAGE
OUTPUT SINK CURRENT (mA)
OUTPUT LOW VOLTAGE (V)
MAX13448E toc03
0246810
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
DE = RE = LOW
B - A = HIGH
+85°C
+25°C
-40°C
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
OUTPUT HIGH VOLTAGE (V)
MAX13448E toc04
-40 -15 10 35 60 85
3.20
3.21
3.22
3.23
3.24
3.25
DE = RE = LOW
A - B = HIGH
I
SOURCE
= 1mA
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
OUTPUT LOW VOLTAGE (V)
MAX13448E toc05
-40 -15 10 35 60 85
0.040
0.045
0.050
0.055
0.060
0.065
0.070
0.075
DE = RE = LOW
B - A = HIGH
I
SINK
= 1mA
DRIVER DIFFERENTIAL OUTPUT VOLTAGE
vs. DIFFERENTIAL OUTPUT CURRENT
DIFFERENTIAL OUTPUT CURRENT (mA)
DIFFERENTIAL OUTPUT VOLTAGE (V)
MAX13448E toc06
0 20406080100
1.0
1.5
2.0
2.5
3.0
3.5
DE = RE = HIGH
DI = HIGH
DRIVER DIFFERENTIAL OUTPUT
VOLTAGE vs. TEMPERATURE
TEMPERATURE (°C)
DIFFERENTIAL OUTPUT VOLTAGE (V)
MAX13448E toc07
-40 -15 10 35 60 85
1.86
1.88
1.90
1.92
1.94
DE = RE = HIGH
DI = HIGH
R
LOAD
= 54Ω