MAX200–MAX209/
MAX211/MAX213
+5V, RS-232 Transceivers
with 0.1μF External Capacitors
MAX211 Pin Configuration/Typical Operating Circuit
+5V INPUT
0.1µF
11
0.1µF
+6.3V
V
12
CC
C1+
13
17
0.1µF
+6.3V
+5V TO +10V
VOLTAGE DOUBLER
V+
V-
14
15
C1-
C2+
+10V TO -10V
VOLTAGE INVERTER
0.1µF
+16V
16
0.1µF
+16V
C2-
+5V
+5V
+5V
+5V
400kΩ
7
6
T1
IN
T1
T2
T3
T4
2
3
OUT
T1
TOP VIEW
400kΩ
T2
IN
1
T3
28
27
26
25
24
23
22
21
OUT
T4
OUT
OUT
T2
2
T1
OUT
R3
R3
IN
TTL/CMOS
INPUTS
RS-232
OUTPUTS
T2
3
4
OUT
OUT
400kΩ
SHDN
R2
IN
20 T3
1
IN
OUT
OUT
T3
R2
EN
5
6
OUT
MAX211
R4
IN
T2
T1
IN
IN
R4
OUT
7
400kΩ
21 T4
28
9
IN
T4
IN
8
R1
OUT
T4
9
20 T3
IN
R1
IN
19 R5
10
11
12
13
14
GND
OUT
IN
8
5
R1
R1
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
R1
R2
R3
R4
R5
18
R5
V
CC
5kΩ
17 V-
C1+
V+
16 C2-
15 C2+
R2
R2
4
C1-
5kΩ
SO/SSOP
26 R3
R3
27
23
TTL/CMOS
OUTPUTS
RS-232
INPUTS
5kΩ
22 R4
R4
5kΩ
19 R5
R5
18
25
5kΩ
24 EN
SHDN
MAX211
GND
10
Maxim Integrated
│ 19
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