MAX240CMH-T Maxim Integrated, MAX240CMH-T Datasheet - Page 24

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MAX240CMH-T

Manufacturer Part Number
MAX240CMH-T
Description
RS-232 Interface IC
Manufacturer
Maxim Integrated
Series
MAX220, MAX222, MAX223, MAX225, MAX230, MAX231, MAX232, MAX232A, MAX233, MAX233A, MAX234, MAX235, MAX236, MAX237, MAX238, MAX239, MAX240, MAX241, MAX242, MAX243, MAX244, MAX245, MAX246, MAX247, MAX248, MAX249r
Datasheet

Specifications of MAX240CMH-T

Data Rate
120 Kbps
Operating Supply Voltage
5 V
Supply Current
15 mA
Operating Temperature Range
0 C to + 70 C
Mounting Style
SMD/SMT
Function
Transceiver
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Number Of Drivers
5
Number Of I/os
20
Number Of Receivers
5
Propagation Delay Time Ns
10 us
Shutdown
Yes
MAX220–MAX249
MAX220–MAX249
24
+5V-Powered, Multichannel RS-232
Drivers/Receivers
Figure 15. MAX237 Pin Configuration and Typical Operating Circuit
TOP VIEW
T3OUT
T1OUT
T2OUT
R1OUT
R1IN
T2IN
T1IN
GND
V
C1+
C1-
CC
V+
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
T4OUT
R2IN
R2OUT
T5IN
T5OUT
T4IN
T3IN
R3OUT
R3IN
V-
C2-
C2+
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
1.0μF
1.0μF
18
21
22
17
10
12
13
14
19
7 T1IN
6
5
C1+
C1-
C2+
C2-
T2IN
T3IN
T5IN
R1OUT
R2OUT
R3OUT
T4IN
+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
T1
T2
T3
T4
T5
V
CC
R1
R2
R3
8
9
5kΩ
5kΩ
5kΩ
T1OUT
T2OUT
T3OUT
T4OUT
T5OUT
R1IN
R2IN
R3IN
V+
V-
2
3
1
20
4
23
16
24
11
15
1.0μF
1.0μF
RS-232
OUTPUTS
RS-232
INPUTS
Maxim Integrated

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