Datasheet
SLLS047L − FEBRUARY 1989 − REVISED MARCH 2004
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
1 µF
1 µF
V
S+
V
S−
2
6
14
7
13
8
C1+
C1−
C2+
C2−
1
3
4
5
11
10
12
9
GND
15
0 V
V
CC
16
5 V
EIA-232 Output
EIA-232 Output
EIA-232 Input
EIA-232 Input
1 µF
8.5 V
−8.5 V
1 µF
From CMOS or TTL
To CMOS or TTL
C
BYPASS
= 1 µF
C1
C2
C3
†
C4
†
C3 can be connected to V
CC
or GND.
NOTES: A. Resistor values shown are nominal.
B. Nonpolarized ceramic capacitors are acceptable. If polarized tantalum or electrolytic capacitors are used, they should be
connected as shown. In addition to the 1-µF capacitors shown, the MAX202 can operate with 0.1-µF capacitors.
+
+
−
Figure 4. Typical Operating Circuit