Complete, Isolated RS-485/RS-422
Data Interface
MAX1480A/B/C, MAX1490A/B
_____________________________Typical Operating Characteristics (continued)
(V
CC_
= 5V, FS = V
CC_
, T
A
= +25°C, unless otherwise noted.)
MAX1480A
SUPPLY CURRENT vs. TEMPERATURE
MAX1480/90A/B-10
MAX1480B
SUPPLY CURRENT vs. TEMPERATURE
MAX1480/90A/B-11
MAX1480C
SUPPLY CURRENT vs. TEMPERATURE
110
100
SUPPLY CURRENT (mA)
90
80
70
60
50
40
30
20
V
CC
= 4.5V
-40
-20
0
20
40
60
80
V
CC
= 5.5V
V
CC
= 5.0V
R
L
=
∞
DE´ = V
CC
V
CC
= 5.5V
V
CC
= 5.0V
V
CC
= 4.5V
R
L
= 54Ω
MAX1480/90A/B-12
160
140
SUPPLY CURRENT (mA)
120
100
80
60
40
20
0
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
V
CC
= 5.5V
V
CC
= 5.0V
DE´ = V
CC
R
L
=
∞
V
CC
= 5.5V
V
CC
= 5.0V
V
CC
= 4.5V
R
L
= 54Ω
140
120
SUPPLY CURRENT (mA)
100
80
DE´ = V
CC
60
V
CC
= 5.5V
40
20
-40
-20
0
20
V
CC
= 4.5V
40
60
80
TEMPERATURE (°C)
V
CC
= 5.0V
R
L
=
∞
V
CC
= 5.5V
V
CC
= 5.0V
V
CC
= 4.5V
R
L
= 54Ω
120
V
CC
= 4.5V
TEMPERATURE (°C)
MAX1490A
SUPPLY CURRENT vs. TEMPERATURE
MAX1480/90A/B-13
MAX1490B
SUPPLY CURRENT vs. TEMPERATURE
V
CC
= 5.5V
V
CC
= 5.0V
V
CC
= 4.5V
R
L
= 54Ω
140
130
SUPPLY CURRENT (mA)
120
110
100
90
80
70
V
CC
= 5.0V
V
CC
= 5.5V
R
L
=
∞
MAX1480/90A/B-14
200
V
CC
= 5.5V
180
SUPPLY CURRENT (mA)
V
CC
= 5.0V
160
140
V
CC
= 5.5V
120
100
80
-40
-20
0
20
V
CC
= 4.5V
40
60
80
V
CC
= 5.0V
R
L
=
∞
V
CC
= 4.5V
R
L
= 54Ω
150
60
50
-40
-20
0
20
40
V
CC
= 4.5V
60
80
TEMPERATURE (°C)
TEMPERATURE (°C)
DRIVER DISABLE TIME
vs. TEMPERATURE
MAX1480/90A/B-15a
DRIVER ENABLE TIME
vs. TEMPERATURE
MAX1480/90A/B-15b
100
100
DRIVER DISABLE TIME (µs)
DRIVER ENABLE TIME (µs)
MAX1480B
10
MAX1480B
10
RL = 54Ω
V
DI´
= 0V MEASURED FROM
DE´ TO VALID OUTPUT
1
MAX1480C
1
MAX1480C
RL = 54Ω
V
DI´
= 0V MEASURED FROM
DE´ TO VALID OUTPUT
MAX1480A
-40
-20
0
20
40
60
80
MAX1480A
0.1
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
0.1
TEMPERATURE (°C)
_______________________________________________________________________________________
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