MAX200–MAX209/MAX211/MAX213
+5V, RS-232 Transceivers
with 0.1µF External Capacitors
MAX203 Pin Configurations/Typical Operating Circuit
+5V INPUT
TOP VIEW
0.1FF
T2
IN
1
T1
IN
2
R1
OUT
3
R1
IN
4
T1
OUT
5
GND 6
V
CC
7
C1+ 8
GND 9
C2- 10
20 R2
OUT
19 R2
IN
18 T2
OUT
+5V
400kI
2 T1
IN
+5V
TTL/CMOS
INPUTS
1 T2
IN
400kI
T2
T1
7
V
CC
MAX203
17 V-
16 C2-
15 C2+
14 V+
13 C1-
12 V-
11 C2+
T1
OUT
5
RS-232
OUTPUTS
T2
OUT
18
3 R1
OUT
TTL/CMOS
OUTPUTS
20 R2
OUT
R1
5kI
R1
IN
4
DIP
RS-232
INPUTS
R2
IN
19
T2
IN
1
T1
IN
2
R1
OUT
3
R1
IN
4
T1
OUT
5
GND 6
V
CC
7
V+ 8
GND 9
V- 10
20 R2
OUT
19 R2
IN
18 T2
OUT
DO NOT MAKE
CONNECTION TO
THESE PINS
INTERNAL -10V
POWER SUPPLY
INTERNAL +10V
POWER SUPPLY
8 (13)
13 (14)
12 (10)
17
14 (8)
C1+
C1-
V-
V-
V+
GND
6
R2
5kI
MAX203
17 V-
16 C2-
15 C2+
14 C1-
13 C1+
12 C2+
11 C2-
C2+
C2+
11 (12)
15
16
10 (11)
MAX203
C2-
C2-
GND
9
SO
NOTE:
PIN NUMBERS IN ( ) ARE FOR SO PACKAGE.
12
Maxim Integrated
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
