MAX231EWE+ Maxim Integrated Products, MAX231EWE+ Datasheet - Page 20

• Manufacturer Part Number: MAX231EWE+
• Description: IC RS-232 DRVR/RCVR 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX231EWE+

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 5 V, 7.5 V ~ 13.2 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

+5V-Powered, Multichannel RS-232
Drivers/Receivers
Figure 9. MAX230 Pin Configuration and Typical Operating Circuit
Figure 10. MAX231 Pin Configurations and Typical Operating Circuit
20
TOP VIEW
T2OUT
R2OUT
______________________________________________________________________________________
R2IN
T2IN
C+
C-
V-
PIN NUMBERS IN ( ) ARE FOR SO PACKAGE.
1
2
3
4
5
6
7
+
MAX231
T3OUT
TOP VIEW
T1OUT
T2OUT
DIP
T2IN
T1IN
GND
V
C1+
C1-
V+
CC
10
1
2
3
4
5
6
7
8
9
+
14
13
12
11
10
9
8
DIP/SO
MAX230
V+
V
GND
T1OUT
R1IN
R1OUT
T1IN
CC
R2OUT
T2OUT
R2IN
T2IN
N.C.
C+
C-
V-
20
19
18
17
16
14
13
12
15
11
1
2
3
4
5
6
7
8
T5IN
N.C.
SHDN
T5OUT
T4IN
V-
C2-
C2+
T4OUT
T3IN
+
MAX231
SO
16
15
14
13
12
11
10
9
V+
V
GND
T1OUT
R1IN
R1OUT
T1IN
N.C.
CC
TTL/CMOS
INPUTS
1.0μF
1.0μF
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
N.C.
1.0μF
x
10
11
12
14
15
19
18
8
5
4
(11)
C1+
C1-
C2+
C2-
T1IN
T2IN
T3IN
T4IN
T5IN
(10)
8
7
+5V
+5V
+5V
+5V
+5V
9
6
1
2
1.0μF
VOLTAGE INVERTER
C1+
C1-
T1IN
R2OUT
T2IN
R1OUT
VOLTAGE DOUBLER
+10V TO -10V
+5V
+5V
+5V TO +10V
400kΩ
400kΩ
400kΩ
400kΩ
400kΩ
1.0μF
+5V INPUT
V CC
GND
T4
T1
T2
T3
T5
VOLTAGE CONVERTER
7
400kΩ
400kΩ
6
+12V TO -12V
+5V INPUT
T1OUT
T2OUT
T3OUT
T4OUT
T5OUT
GND
T1
T2
V
CC
R1
R2
13 (15)
V+
V-
12 (14)
16
2
3
1
20
17
13
9
SHDN
5kΩ
1.0μF
1.0μF
RS-232
OUTPUTS
T1OUT
T2OUT
5kΩ
R1IN
R2IN
V+
V-
+7.5V TO +12V
14
3
11
4
10
5
(12)
(13)
(16)
1.0μF
C2
RS-232
OUTPUTS
RS-232
INPUTS