±15kV ESD-Protected, EMC-Compliant,
230kbps, 3-Tx/3-Rx RS-232 IC
MAX1406
__________________________________________Typical Operating Characteristics
(V
CC
= +5.0V, V
DD
= +12.0V, V
SS
= -12.0V, T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1406 TOC-1
SUPPLY CURRENT
vs. LOAD CAPACITANCE
20
SUPPLY CURRENT (mA)
15
10
5
0
-5
-10
-15
-20
-25
I
CC
I
DD,
240kbps
I
DD,
120kbps
I
DD,
20kbps
3kΩ + C
L
1 TRANSMITTER AT DATA RATE
2 TRANMITTERS AT DATA RATE/16
I
SS,
20kbps
I
SS,
120kbps
I
SS,
240kbps
0
1000
2000
3000
4000
5000
MAX1406 TOC-2
MAX1406 TOC-3
20
15
SUPPLY CURRENT (mA)
10
5
0
-5
-10
-15
I
DD,
240kbps
I
DD,
120kbps
I
DD,
20kbps
I
CC
1 TRANSMITTER AT DATA RATE
2 TRANMITTERS AT DATA RATE/16
3kΩ + 2500pF LOAD
25
I
SS,
20kbps
I
SS,
120kbps
I
SS,
240kbps
-20
10.8
11.4
12.0
12.6
13.2
SUPPLY VOLTAGE (V)
LOAD CAPACITANCE (pF)
SLEW RATE
vs. LOAD CAPACITANCE
MAX1406 TOC-4
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
12.5
TRANSMITTER OUTPUT VOLTAGE (V)
10.0
7.5
5.0
2.5
0
-2.5
-5.0
-7.5
120kbps
1 TRANSMITTER AT DATA RATE
2 TRANMITTERS AT DATA RATE/16
3kΩ + C
L
LOAD
240kbps
120kbps
240kbps
16
14
12
SLEW RATE (V/µs)
10
8
6
4
2
0
0
1000
2000
3000
4000
1 TRANSMITTER AT DATA RATE
2 TRANMITTERS AT DATA RATE/16
3kΩ + C
L
LOAD
RISE
FALL
-10.0
-12.5
0
1000
2000
3000
5000
4000
5000
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
4
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
