MAX236EWG+ Maxim Integrated Products, MAX236EWG+ Datasheet - Page 21
![IC RS-232 DRVR/RCVR 24-SOIC](/photos/6/58/65845/406-175-24-soic_sml.jpg)
MAX236EWG+
Manufacturer Part Number
MAX236EWG+
Description
IC RS-232 DRVR/RCVR 24-SOIC
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet
1.MAX222CPN.pdf
(38 pages)
Specifications of MAX236EWG+
Number Of Drivers/receivers
4/3
Protocol
RS232
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
24-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 11. MAX233/MAX233A Pin Configuration and Typical Operating Circuit
Figure 12. MAX234 Pin Configuration and Typical Operating Circuit
TOP VIEW
PIN NAMES IN ( ) ARE FOR SO PACKAGE.
TOP VIEW
T1OUT
T2OUT
T2IN
T1IN
GND
V
C1+
V+
CC
(V+) C1+
(V-) CS-
R1OUT
T1OUT
1
2
3
4
5
6
7
8
______________________________________________________________________________________
T2IN
R1IN
T1IN
GND
GND
V
CC
+
10
MAX234
1
2
3
4
5
6
7
9
DIP/SO
8
+
MAX233A
DIP/SO
MAX233
+5V-Powered, Multichannel RS-232
16
15
14
13
12
11
10
9
T3OUT
T4OUT
T4IN
T3IN
V-
C2-
C2+
C1-
20
19
18
17
16
15
14
13
12
11
R2IN
T2OUT
V-
C2-
C2+
V+ (C1-)
C1- (C1+)
V- (C2+)
C2+ (C2-)
R2OUT
TTL/CMOS
CONNECTIONS TO
INPUTS
POWER SUPPLY
POWER SUPPLY
INTERNAL +10V
INTERNAL -10V
1.0μF
1.0μF
DO NOT MAKE
TTL/CMOS
THESE PINS
TTL/CMOS
OUTPUTS
INPUTS
10
11
13
14
7
9
4
3
C1+
C1-
C2+
C2-
13 (14)
12 (10)
T1IN
T2IN
T3IN
T4IN
8 (13)
14 (8)
2
1
20
17
3
1.0μF
T1IN
R2OUT
T2IN
R1OUT
+5V
+5V
+5V
+5V
C1+
C1-
V-
V-
V+
VOLTAGE INVERTER
VOLTAGE DOUBLER
Drivers/Receivers
+10V TO -10V
+5V
+5V
+5V TO +10V
400kΩ
400kΩ
400kΩ
1.0μF
400kΩ
+5V INPUT
GND
V
CC
400kΩ
GND
400kΩ
6
6
5
T1
T2
T4
+5V INPUT
T3
V
CC
7
T1OUT
T2OUT
T3OUT
T4OUT
GND
V-
V+
9
5kΩ
5kΩ
1
2
16
15
8
12
T1OUT
T2OUT
R1IN
R2IN
C2+
C2+
C2-
CS-
1.0μF
1.0μF
RS-232
OUTPUTS
5
4
18
19
11 (12)
15
16
10 (11)
RS-232
OUTPUTS
RS-232
INPUTS
21