Datasheet

MAX3471
1.6µA, RS-485/RS-422, Half-Duplex,
Differential Transceiver for Battery-Powered Systems
_______________________________________________________________________________________ 5
0
10
5
25
20
15
35
40
30
45
-12 -6 -4-10 -8 -2 0 2 4 6
OUTPUT CURRENT vs. DRIVER
OUTPUT HIGH VOLTAGE (V
CC
= 5V)
MAX3471toc10
OUTPUT HIGH VOLTAGE (V)
OUTPUT CURRENT (mA)
V
CC
= 5V
0
5
15
10
20
25
-12 -8 -6-10 -4 -2 0 2 4
OUTPUT CURRENT vs. DRIVER
OUTPUT HIGH VOLTAGE (V
CC
= 3.6V)
MAX3471toc11
OUTPUT HIGH VOLTAGE (V)
OUTPUT CURRENT (mA)
V
CC
= 3.6V
0
20
10
50
40
30
80
70
60
90
-50 0 25-25 50 75 100 125
NO-LOAD SUPPLY CURRENT
vs. TEMPERATURE (DE = V
CC
)
MAX3471toc12
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
V
CC
= 2.5V
DE = V
CC
V
CC
= 3.6V
V
CC
= 5.5V
V
CC
= 5.0V
0
1.0
0.5
2.0
1.5
2.5
3.0
-50 25 50-25 0 75 100 125
NO-LOAD SUPPLY CURRENT
vs. TEMPERATURE (DE = GND)
MAX3471toc13
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
V
CC
= 2.5V
DE = GND
V
CC
= 3.6V
V
CC
= 5.5V
V
CC
= 5.0V
0
2
1
4
3
5
6
-40 20 40-20 0 60 80 100
RECEIVER PROPAGATION
DELAY (t
PLH
) vs. TEMPERATURE
MAS3471toc15
TEMPERATURE (°C)
PROPAGATION DELAY (µs)
V
CC
= 5V
V
CC
= 3.6V
CIRCUIT OF FIGURE 9
C
L
= 100pF
|V
ID
| = 2V
0.7
0.9
0.8
1.1
1.0
1.4
1.3
1.2
1.5
-40 0-20 20 40 60 80 100
DRIVER PROPAGATION DELAY
(t
DPHL
, t
DPLH
) vs. TEMPERATURE
MAX3471toc14
TEMPERATURE (°C)
PROPAGATION DELAY (µs)
V
CC
= 3.6V, R
DIFF
= 1.5kΩ
V
CC
= 5V, R
DIFF
= 1.5kΩ
V
CC
= 5V, R
DIFF
= 54Ω
V
CC
= 3.6V, R
DIFF
= 54Ω
C
L1
= C
L2
= 100pF
3.0
4.0
3.5
5.0
4.5
6.5
6.0
5.5
7.5
7.0
-40 0-20 20 40 60 80 100
RECEIVER PROPAGATION
DELAY (t
PHL
) vs. TEMPERATURE
MAX3471toc16
TEMPERATURE (°C)
PROPAGATION DELAY (µs)
V
CC
= 3.6V
V
CC
= 5V
|V
ID
| = 2V
C
L
= 100pF
Typical Operating Characteristics (continued)
(V
CC
= +3.6V, T
A
= +25°C, unless otherwise noted.)