Low-Power, Slew-Rate-Limited
RS-485/RS-422 Transceivers
MAX481/MAX483/MAX485/MAX487–MAX491/MAX1487
____________________________Typical Operating Characteristics (continued)
(V
CC
= 5V, T
A
= +25°C, unless otherwise noted.)
OUTPUT CURRENT vs.
DRIVER OUTPUT LOW VOLTAGE
MAX481-07
OUTPUT CURRENT vs.
DRIVER OUTPUT HIGH VOLTAGE
MAX481-08
MAX481/MAX485/MAX490/MAX491
SUPPLY CURRENT vs. TEMPERATURE
MAX481/MAX485; DE = V
CC
, RE = X
MAX481-11
140
120
OUTPUT CURRENT (mA)
100
80
60
40
20
0
0
2
4
6
8
10
-120
-100
OUTPUT CURRENT (mA)
-80
-60
-40
-20
0
600
500
SUPPLY CURRENT (µA)
400
300
200
100
MAX481; DE = 0, RE = V
CC
MAX485; DE = 0, RE = X,
MAX481; DE = RE = 0
MAX490/MAX491; DE = RE = X
0
-7 -6 -5 -4 -3 -2 -1 0 1
2
3
4 5
-50
-25
0
25
50
75
100
125
OUTPUT HIGH VOLTAGE (V)
TEMPERATURE (°C)
12
OUTPUT LOW VOLTAGE (V)
MAX483/MAX487–MAX489
SUPPLY CURRENT vs. TEMPERATURE
MAX481-12
MAX1487
SUPPLY CURRENT vs. TEMPERATURE
MAX481-13
600
500
SUPPLY CURRENT (µA)
400
300
MAX487; DE = V
CC
, RE = X
MAX483; DE = V
CC
, RE = X
600
500
SUPPLY CURRENT (µA)
400
300
200
MAX1487; DE = 0V, RE = X
MAX1487; DE = V
CC
, RE = X
200
100
MAX483/MAX487; DE = RE = 0,
MAX488/MAX489; DE = RE = X
100
MAX483/MAX487; DE = 0, RE = V
CC
0
-50
-25
0
25
50
75
100
125
TEMPERATURE (°C)
0
-60 -40 -20
0 20 40
60 80 100 120 140
TEMPERATURE (°C)
6
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
