Datasheet

+5V, RS-232 Transceivers
with 0.1µF External Capacitors
MAX209 Pin Configuration/Typical Operating Circuit
0.1FF
+5V INPUT
+5V
T1
IN
T1
OUT
19
400kI
+5V
T2
IN
T2
OUT
20
400kI
+5V
T3
IN
T3
OUT
13
400kI
3
16
23
24
7
6
C-
C+
4 5
8
0.1FF
+16V
0.1FF
+16V
RS-232
INPUTS
RS-232
OUTPUTS
TTL/CMOS
OUTPUTS
GND
T3
T1
T2
9V - 13.2V
INPUT
V
CC
V+
+10V TO +10V
VOLTAGE INVERTER
TTL/CMOS
INPUTS
24
23
22
21
20
19
18
1
2
3
4
5
6
7
T1
IN
T2
IN
R2
OUT
R2
IN
V
CC
V+
GND
R1
IN
R1
OUT
TOP VIEW
MAX209
MAX209
T2
OUT
T1
OUT
R3
IN
R5
IN
V-
178 R3
OUT
169 T3
IN
1510 N.C.R5
OUT
1411 ENR4
OUT
1312 T3
OUT
R4
IN
C+
C-
DIP/SO
5kI
R2
OUT
R2
IN
21
R2
22
1
5kI
R1
OUT
R1
IN
2
R1
5kI
R3
OUT
R3
IN
18
R3
17
5kI
R4
OUT
R4
IN
N.C.
12
15
R4
11
5kI
R5
OUT
R5
IN
9
R5
10
14
EN
MAX200–MAX209/MAX211/MAX213
18
Maxim Integrated