MAX3232CSE-TG077 Maxim Integrated, MAX3232CSE-TG077 Datasheet - Page 12

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MAX3232CSE-TG077

Manufacturer Part Number
MAX3232CSE-TG077
Description
RS-232 Interface IC
Manufacturer
Maxim Integrated
Series
MAX3222, MAX3232, MAX3237, MAX3241r
Datasheet

Specifications of MAX3232CSE-TG077

Data Rate
235 Kbps
Operating Supply Voltage
3 V to 5 V
Supply Current
1 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
2
Number Of I/os
8
Number Of Receivers
2
Propagation Delay Time Ns
0.3 us
Shutdown
No
The MAX3222/MAX3232/MAX3237/MAX3241 can
directly interface with various 5V logic families, includ-
ing ACT and HCT CMOS. See Table 3 for more informa-
tion on possible combinations of interconnections.
3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232
Transceivers Using Four 0.1µF External Capacitors
MAX3222/MAX3232/MAX3237/MAX3241
12
__________________________________________________Typical Operating Circuits
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
0.1µF
0.1µF
0.1µF
Interconnection with 3V and 5V Logic
C2
C1
+3.3V
PIN NUMBERS REFER TO DIP/SO PACKAGES.
*
C3 CAN BE RETURNED TO EITHER V
12
11
13
10
2
4
5
6
1
T1IN
C1+
C1-
C2-
T2IN
C2+
R2OUT
R1OUT
EN
MAX3222
GND
V
CC
16
17
CC
OR GROUND.
T1OUT 15
T2OUT 8
SHDN
5kΩ
5kΩ
R1IN 14
R2IN 9
V+
V-
SEE TABLE 2 FOR CAPACITOR SELECTION
3
7
18
C3
0.1µF
C4
0.1µF
RS-232
OUTPUTS
RS-232
INPUTS
*
TTL/CMOS
TTL/CMOS
Table 3. Logic-Family Compatibility
with Various Supply Voltages
OUTPUTS
INPUTS
VOLTAGE
0.1µF
0.1µF
0.1µF
SYSTEM
POWER-
SUPPLY
3.3
(V)
+3.3V
5
5
*
11
10
12
C3 CAN BE RETURNED TO EITHER V
1
3
4
5
9
T1IN
C1+
C1-
C2-
T2IN
C2+
R2OUT
R1OUT
VOLTAGE
MAX32_ _
SUPPLY
V
(V)
3.3
3.3
CC
5
MAX3232
GND
V
CC
15
16
Compatible with all CMOS
families.
Compatible with all TTL
and CMOS-logic families.
Compatible with ACT and
HCT CMOS, and with TTL.
Incompatible with AC, HC,
and CD4000 CMOS.
CC
T1OUT 14
T2OUT 7
COMPATIBILITY
5kΩ
R1IN 13
5kΩ
R2IN 8
OR GROUND.
V+
V-
2
6
Maxim Integrated
C3
0.1µF
C4
0.1µF
RS-232
OUTPUTS
RS-232
INPUTS
*

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