MAX231 Maxim, MAX231 Datasheet - Page 26

• Manufacturer Part Number: MAX231
• Description: +5V-Powered / Multichannel RS-232 Drivers/Receivers
• Manufacturer: Maxim

www.DataSheet4U.com
+5V-Powered, Multichannel RS-232
Drivers/Receivers
Figure 17. MAX239 Pin Configuration and Typical Operating Circuit
26
www.DataSheet4U.com
______________________________________________________________________________________
TOP VIEW
R1
R5
R4
GND
R1
R5
R4
V
OUT
OUT
OUT
C+
CC
V+
C-
V-
IN
IN
IN
10
11
12
1
2
3
4
5
6
7
8
9
MAX239
DIP/SO
24
23
22
21
20
19
18
17
16
15
14
13
T1
T2
R2
R2
T2
T1
R3
R3
T3
N.C.
EN
T3
IN
IN
OUT
IN
OUT
OUT
IN
OUT
IN
OUT
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
1.0µF
11
24 T1
23
16
22
17
10
14
7
1
6
1.0µF
C1+
C1-
EN
T2
T3
R1
R2
R3
R4
R5
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
+5V
+5V
+5V
+5V INPUT
V
VOLTAGE INVERTER
CC
4
+10V TO -10V
400kΩ
400kΩ
400kΩ
GND
T1
T2
T3
R1
R2
R3
R4
R5
3
7.5V TO 13.2V
INPUT
V+
5
5kΩ
5kΩ
5kΩ
5kΩ
5kΩ
T2
T3
T1
R3
R4
R5
R1
R2
N.C.
OUT
OUT
OUT
IN
IN
IN
V-
IN
IN
15
21
18
12
9
19
20
13
2
8
1.0µF
RS-232
OUTPUTS
RS-232
INPUTS