MAX1480 Maxim, MAX1480 Datasheet - Page 5

• Manufacturer Part Number: MAX1480
• Description: Complete / Isolated RS-485/RS-422 Data Interface
• Manufacturer: Maxim

(V
__________________________________________Typical Operating Characteristics
CC_
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
0
0
0
= 5V, FS = V
-40
0
0
MEASURED AT ISO RO DRV
vs. DIFFERENTIAL OUTPUT VOLTAGE
MEASURED AT ISO RO DRV
I
RO
RECEIVER OUTPUT LOW VOLTAGE
0.5
RECEIVER OUTPUT LOW VOLTAGE
0.5
= 8mA
-20
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER OUTPUT CURRENT
1.0
1.0
OUTPUT CURRENT vs.
OUTPUT LOW VOLTAGE (V)
vs. TEMPERATURE
1.5
1.5
0
TEMPERATURE (°C)
CC_
2.0
2.0
_______________________________________________________________________________________
, T
20
2.5
2.5
A
DI
´
= +25°C, unless otherwise noted.)
3.0
3.0
40
= HIGH OR OPEN
3.5
3.5
60
4.0
4.0
4.5
4.5
Complete, Isolated RS-485/RS-422
80
5.0
5.0
180
160
140
120
100
-30
-25
-20
-15
-10
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
80
60
40
20
-5
0
0
-40
DRIVER DIFFERENTIAL OUTPUT VOLTAGE
0
0
MEASURED AT ISO RO DRV
DI
R
RECEIVER OUTPUT HIGH VOLTAGE
1
0.5
L
´
DRIVER OUTPUT LOW VOLTAGE
= 54
-20
= HIGH OR OPEN
2
1.0
OUTPUT CURRENT vs.
OUTPUT CURRENT vs.
OUTPUT HIGH VOLTAGE (V)
OUTPUT LOW VOLTAGE (V)
3 4
vs. TEMPERATURE
1.5
0
TEMPERATURE (°C)
2.0
5
20
2.5
6
3.0
7 8
40
3.5
9 10 11 12
60
4.0
4.5
80
5.0
Data Interface
-100
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
5.00
4.75
4.50
4.25
4.00
3.75
3.50
3.25
3.00
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0
SHUTDOWN CURRENT vs. TEMPERATURE
-40
-40
-7
MAX1480B/MAX1480C/MAX1490B
SD = V
DE
MEASURED AT V
MEASURED AT ISO RO DRV
I
-6 -5 -4 -3 -2 -1
RO
RECEIVER OUTPUT HIGH VOLTAGE
DRIVER OUTPUT HIGH VOLTAGE
´
-20
= 8mA
-20
(MAX1480B/C ONLY) = V
CC_
OUTPUT CURRENT vs.
OUTPUT HIGH VOLTAGE (V)
, DI
vs. TEMPERATURE
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
´
= V
CC1
CC_
20
20
AND V
0
CC2
40
40
1 2 3 4 5 6
CC_
60
60
80
80
5