MAX237CWG-T Maxim Integrated Products, MAX237CWG-T Datasheet - Page 28

• Manufacturer Part Number: MAX237CWG-T
• Description: RS-232 Interface IC
• Manufacturer: Maxim Integrated Products

Specifications of MAX237CWG-T

• Dc: 98+
• Lead Free Status / Rohs Status: No

+5V-Powered, Multichannel RS-232
Drivers/Receivers
Figure 19. MAX243 Pin Configuration and Typical Operating Circuit
28
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TOP VIEW
T2OUT
R2IN
C1+
C2+
C1-
C2-
V+
V-
1
2
3
4
5
6
7
8
+
MAX243
DIP/SO
RECEIVER INPUT
≤ -3V
OPEN
≥ +3V
16
15
14
13
12
11
10
9
V
GND
T1OUT
R1IN
R1OUT
T1IN
T2IN
R2OUT
CC
R1 OUTPUT
HIGH
HIGH
LOW
R2 OUTPUT
HIGH
LOW
LOW
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
0.1μF
0.1μF
11
10
12
1
3
4
5
9
C1+
C1-
C2+
C2-
T1IN
T2IN
R1OUT
R2OUT
0.1μF
+5V
+5V
VOLTAGE INVERTER
VOLTAGE DOUBLER
+10V TO -10V
+5V TO +10V
400kΩ
400kΩ
+5V INPUT
GND
V
CC
15
16
5kΩ
5kΩ
T1OUT
T2OUT
0.1μF
R1IN
R2IN
V+
V-
2
6
14
7
13
8
+10V
-10V
0.1μF
RS-232
OUTPUTS
RS-232
INPUTS