MAX222EWN+ Maxim, MAX222EWN+ Datasheet - Page 24

• Manufacturer Part Number: MAX222EWN+
• Description: RS-232 Drivers/Receivers; -40 to 85 C, Wide SOIC18
• Manufacturer: Maxim

Specifications of MAX222EWN+

• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

+5V-Powered, Multichannel RS-232
Drivers/Receivers
Figure 15. MAX237 Pin Configuration and Typical Operating Circuit
24
______________________________________________________________________________________
TOP VIEW
R1
T3
T1
T2
GND
R1
T2
T1
V
C1+
C1-
OUT
OUT
OUT
OUT
CC
V+
IN
IN
IN
10
11
12
1
2
3
4
5
6
7
8
9
MAX237
DIP/SO
24
23
22
21
20
19
18
17
16
15
14
13
T4
R2
R2
T5
T5
T4
T3
R3
R3
V-
C2-
C2+
OUT
IN
OUT
IN
OUT
IN
IN
OUT
IN
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
1.0µF
1.0µF
10
12
13
14
18
19
21
22
17
7 T1
6
5
C1+
C1-
C2+
C2-
T2
T3
T4
T5
R1
R2
R3
IN
IN
IN
IN
IN
OUT
OUT
OUT
+5V
+5V
+5V
+5V
+5V
1.0µF
VOLTAGE INVERTER
VOLTAGE DOUBLER
400kΩ
400kΩ
400kΩ
400kΩ
400kΩ
+10V TO -10V
+5V TO +10V
+5V INPUT
GND
T5
T1
T2
T3
T4
V
CC
R1
R2
R3
8
9
5kΩ
5kΩ
5kΩ
T2
T3
T5
T1
T4
R2
R3
R1
OUT
OUT
OUT
OUT
OUT
V+
IN
IN
V-
IN
2
3
1
24
20
4
23
16
11
15
1.0µF
1.0µF
RS-232
OUTPUTS
RS-232
INPUTS