Typical operating characteristics – Rainbow Electronics MAX3430 User Manual
Page 5
MAX3430
±80V Fault-Protected, Fail-Safe,
1/4-Unit Load, +3.3V RS-485 Transceiver
_______________________________________________________________________________________
5
0
1
3
2
4
5
-40
0
-20
20
40
60
80
SUPPLY CURRENT
vs. TEMPERATURE
MAX3430 toc01
TEMPERATURE (
°C)
SUPPLY CURRENT (mA)
RE = 0
DE = V
CC
0
75
50
25
150
125
100
175
200
-40
0
-20
20
40
60
80
SHUTDOWN CURRENT
vs. TEMPERATURE
MAX3430 toc02
TEMPERATURE (
°C)
SHUTDOWN CURRENT (
µ
A)
0
4
12
8
16
20
0
1.0
0.5
1.5
2.0
2.5
3.0
3.5
OUTPUT CURRENT
vs. RECEIVER OUTPUT LOW VOLTAGE
MAX3430 toc03
OUTPUT LOW VOLTAGE (V)
OUTPUT CURRENT (mA)
0
3
12
9
6
15
18
0
1.0
0.5
1.5
2.0
2.5
3.0
3.5
OUTPUT CURRENT
vs. RECEIVER OUTPUT HIGH VOLTAGE
MAX3430 toc04
OUTPUT HIGH VOLTAGE (V)
OUTPUT CURRENT (mA)
3.00
3.10
3.05
3.20
3.15
3.25
3.30
-40
0
-20
20
40
60
80
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
MAX3430 toc05
TEMPERATURE (
°C)
OUTPUT HIGH VOLTAGE (V)
I
O
= -1.6mA
0
0.1
0.3
0.2
0.4
0.5
-40
0
-20
20
40
60
80
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
MAX3430 toc06
TEMPERATURE (
°C)
OUTPUT LOW VOLTAGE (V)
I
O
= +1mA
0
20
80
60
40
100
120
0
1.0
0.5
1.5
2.0
2.5
3.0
3.5
DRIVER OUTPUT CURRENT
vs. DIFFERENTIAL OUTPUT VOLTAGE
MAX3430 toc07
DIFFERENTIAL OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
0
1.5
1.0
0.5
2.5
2.0
3.0
3.5
-40
0
-20
20
40
60
80
DRIVER DIFFERENTIAL OUTPUT VOLTAGE
vs. TEMPERATURE
MAX3430 toc08
TEMPERATURE (
°C)
DIFFERENTIAL OUTPUT VOLTAGE (V)
R
L
= 54
Ω
R
L
= 100
Ω
-3
-2
-1
0
1
2
3
-80
-40
-60
-20
0
20
40
60
80
A, B CURRENT
vs. A, B VOLTAGE (TO GROUND)
MAX3430 toc09
A, B VOLTAGE (V)
A, B CURRENT (mA)
RE = DE = GND
Typical Operating Characteristics
(V
CC
= +3.3V, T
A
= +25°C, unless otherwise noted.)