MAX238CNG+ Maxim Integrated Products, MAX238CNG+ Datasheet - Page 27

• Manufacturer Part Number: MAX238CNG+
• Description: IC 4DVR/4RCVR RS232 5V 24-DIP
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX238CNG+

• Number Of Drivers/receivers: 4/4
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Through Hole
• Package / Case: 24-DIP (0.300", 7.62mm)
• Package: 24PDIP N
• Data Transmission Topology: Point-to-Point
• Interface Standards: EIA/TIA-232-E|RS-232|V.24|V.28
• Data Rate: 0.12 Mbps
• Function: Line Transmitter/Receiver
• Number Of Transmitters: 4
• Transmitter Signal Type: Single-Ended
• Transmitter Communication Type: RS-232
• Typical Single Supply Voltage: 5 V
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Interface: RS-232
• Maximum Power Dissipation: 500 mW
• Minimum Operating Temperature: 0 C
• Supply Current: 7 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 18. MAX240 Pin Configuration and Typical Operating Circuit
R2OUT
R1OUT
T2IN
T1IN
R1IN
GND
N.C.
N.C.
N.C.
N.C.
V
CC
TOP VIEW
12
13
14
15
16
17
18
19
20
21
22
______________________________________________________________________________________
Plastic FP
MAX240
+5V-Powered, Multichannel RS-232
+
44
43
42
41
40
39
38
37
36
35
34
N.C.
SHDN
EN
T5OUT
R4IN
R4OUT
T4IN
T3IN
R5OUT
R5IN
N.C.
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
1.0μF
1.0μF
27
29
15 T1IN
14
37
16
13
39
36
42
25
28
38 T4IN
3
2
C1+
C1-
C2+
C2-
EN
T2IN
T3IN
T5IN
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
Drivers/Receivers
+5V
+5V
+5V
+5V
+5V
1.0μF
VOLTAGE INVERTER
VOLTAGE DOUBLER
400kΩ
400kΩ
400kΩ
400kΩ
400kΩ
+5V TO +10V
+5V TO -10V
+5V INPUT
V
GND
CC
R1
R2
R3
R4
R5
19
T1
T2
T3
T4
T5
18
5kΩ
5kΩ
5kΩ
5kΩ
5kΩ
T1OUT
T2OUT
T3OUT
T4OUT
T5OUT
SHDN
R1IN
R2IN
R3IN
R4IN
R5IN
V+
V-
43
10
4
40
35
7
8
6
17
5
41
26
30
1.0μF
1.0μF
RS-232
OUTPUTS
RS-232
INPUTS
27