Datasheet

RS-485 Transceivers with Integrated
100 Ω /120 Ω Termination Resistors
MAX13450E/MAX13451E
6 ______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +5V, V
L
= +1.8V, T
A
= +25NC, unless otherwise noted.)
DRIVER DIFFERENTIAL OUTPUT CURRENT
vs. DIFFERENTIAL OUTPUT VOLTAGE
MAX13450E/51E toc07
DRIVER DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER DIFFERENTIAL OUTPUT CURRENT (mA)
4321
20
40
60
80
100
0
0 5
RECEIVER PROPAGATION DELAY
vs. TEMPERATURE
MAX13450E/51E toc06
TEMPERATURE (°C)
RECEIVER PROPAGATION DELAY (ns)
1109580655035205-10-25
20
40
60
80
100
0
-40 125
INV = HIGH
INV = LOW
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
MAX13450E/51E toc05
TEMPERATURE (°C)
RECEIVER OUTPUT LOW VOLTAGE (V)
1109580655035205-10-25
0.1
0.2
0.3
0.4
0.5
0
-40 125
I
OUT
= 1mA
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
MAX13450E/51E toc04
TEMPERATURE (°C)
RECEIVER OUTPUT HIGH VOLTAGE (V)
1109580655035205-10-25
1.2
1.4
1.6
1.8
2.0
1.0
-40 125
I
OUT
= 1mA
RECEIVER OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX13450E/51E toc03
OUTPUT CURRENT (mA)
RECEIVER OUTPUT VOLTAGE (V)
605040302010
1
2
3
4
5
0
0 70
SOURCE
SINK
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX13450E/51E toc02
TEMPERATURE (°C)
SHUTDOWN CURRENT (µA)
1109565 80-10 5 20 35 50-25
1
2
3
4
5
6
7
8
9
10
0
-40 125
SUPPLY CURRENT
vs. DATA RATE
MAX13450E/51E toc01
DATA RATE (Mbps)
SUPPLY CURRENT (mA)
101
10
20
30
40
50
60
70
0
0.1 100
R
L
= 54Ω
R
L
= 100Ω
NO LOAD
TRANSMITTER OUTPUT CURRENT
vs. TRANSMITTER OUTPUT LOW VOLTAGE
MAX13450E/51E toc09
TRANSMITTER OUTPUT LOW VOLTAGE (V)
TRANSMITTER OUTPUT CURRENT (mA)
72
20
40
60
80
100
120
140
160
180
200
0
-3 12
TRANSMITTER OUTPUT CURRENT
vs. TRANSMITTER OUTPUT HIGH VOLTAGE
MAX13450E/51E toc08
TRANSMITTER OUTPUT HIGH VOLTAGE (V)
TRANSMITTER OUTPUT CURRENT (mA)
3-2
20
40
60
80
100
120
0
-7