Datasheet

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
RS-232 Output
RS-232 Output
RS-232 Input
RS-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.
+
+
−
TRS232E
SLLS791C – JUNE 2007 – REVISED SEPTEMBER 2008 ................................................................................................................................................. www.ti.com
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- µ F capacitors shown, the TRS202E can operate with 0.1- µ F capacitors.
Figure 4. Typical Operating Circuit
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Product Folder Link(s): TRS232E