1ꢀ5k EꢁD-ꢂrotected, +ꢀk Rꢁ-232 Transceivers
____________ꢂin Configurations and Typical Operating Circuits (continued)
+5V INPUT
TOP VIEW
0.1µF
7
V
CC
+5V
+5V
400k
400k
T1OUT
T2OUT
2
T1IN
T2IN
5
T1
T2
R2OUT
R2IN
T2IN
T1IN
1
2
20
19
18
17
16
15
14
13
12
11
TTL/CMOS
INPUTS
RS-232
OUTPUTS
R1OUT
R1IN
T2OUT
V-
3
18
4
1
3
4
R1OUT
R2OUT
R1IN
5k
MAX203E
R1
R2
T1OUT
C2-
5
TTL/CMOS
OUTPUTS
RS-232
INPUTS
GND
C2+
6
R2IN
5k
V
CC
V+ (C1-)
20
19
7
C1+ (V+)
GND
C1- (C1+)
V- (C2+)
8
9
8(13)
DO NOT MAKE
CONNECTION TO
THESE PINS
(12)
11
15
C2+
C2+
C2-
C2-
C1+
C1-
V-
C2+ (C2-)
C2- (V-)
10
13(14)
12(10)
17
16
INTERNAL -10V
POWER SUPPLY
DIP/SO
10 (11)
V-
INTERNAL +10V
POWER SUPPLY
14(8)
V+
GND
GND
6
9
PIN NUMBERS IN ( ) ARE FOR SO PACKAGE.
______________________________________________________________________________________ 15
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
