Specifications

MAX220–MAX249
+5V-Powered, Multichannel RS-232
Drivers/Receivers
4 _______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
MAX220/MAX222/MAX232A/MAX233A/MAX242/MAX243
10
8
-10
0 5 15 25
OUTPUT VOLTAGE vs. LOAD CURRENT
-4
-6
-8
-2
6
4
2
MAX220-01
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
10
0
20
0.1µF
EITHER V+ OR V- LOADED
V
CC
= ±5V
NO LOAD ON
TRANSMITTER OUTPUTS
(EXCEPT MAX220, MAX233A)
V- LOADED, NO LOAD ON V+
V+ LOADED, NO LOAD ON V-
1µF
1µF
0.1µF
11
10
4
010 40 60
AVAILABLE OUTPUT CURRENT
vs. DATA RATE
6
5
7
9
8
MAX220-02
DATA RATE (kbits/sec)
OUTPUT CURRENT (mA)
20 30 50
OUTPUT LOAD CURRENT
FLOWS FROM V+ TO V-
V
CC
= +5.25V
ALL CAPS
1µF
ALL CAPS
0.1µF
V
CC
= +4.75V
+10V
-10V
MAX222/MAX242
ON-TIME EXITING SHUTDOWN
+5V
+5V
0V
0V
MAX220-03
500µs/div
V+, V- VOLTAGE (V)
1µF CAPS
V+
V+
V-
V-
SHDN
0.1µF CAPS
1µF CAPS
0.1µF CAPS