MAX200–MAX209/
MAX211/MAX213
+5V, RS-232 Transceivers
with 0.1μF External Capacitors
MAX208 Pin Configuration/Typical Operating Circuit
+5V INPUT
0.1µF
9
0.1µF
+6.3V
11
15
V
CC
10
V+
V-
C1+
0.1µF
+5V TO +10V
VOLTAGE DOUBLER
+6.3V
12
13
C1-
C2+
+10V TO -10V
VOLTAGE INVERTER
0.1µF
+16V
0.1µF
+16V
14
C2-
+5V
+5V
+5V
+5V
400kΩ
400kΩ
T1
T2
T3
T4
T1
OUT
OUT
OUT
OUT
2
IN
5
18
19
T1
T2
T3
TOP VIEW
T2
T1
1
2
3
4
5
6
7
8
9
24 T3
OUT
OUT
T2
IN
T3
IN
T4
IN
1
23 R3
22 R3
OUT
IN
R2
IN
OUT
IN
RS-232
OUTPUTS
TTL/CMOS
INPUTS
MAX208
400kΩ
400kΩ
R2
OUT
21 T4
20 T4
19 T3
18 T2
T1
IN
OUT
IN
24
R1
OUT
R1
IN
IN
17 R4
16 R4
15 V-
OUT
IN
GND
21
6
20
7
V
T4
CC
C1+ 10
V+ 11
R1
R1
R2
IN
OUT
OUT
14 C2-
13 C2+
R1
C1- 12
5kΩ
DIP/SO
R2
IN
3
4
22
17
R2
R3
R4
5kΩ
RS-232
INPUTS
TTL/CMOS
OUTPUTS
R3
R3
R4
IN
OUT
OUT
23
5kΩ
R4
IN 16
5kΩ
MAX208
GND
8
Maxim Integrated
│ 17
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