Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Date Of Intro:
1996-05-23
Manufacturer:
Analog Devices Inc
YTEOL:
9
Differential Output:
NO
Driver Number of Bits:
3
High Level Input Current-Max:
0.000001 A
Input Characteristics:
SCHMITT TRIGGER
Interface IC Type:
LINE TRANSCEIVER
Interface Standard:
EIA-232; EIA-562
JESD-30 Code:
R-PDSO-G28
Length:
9.7 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
28
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Out Swing-Min:
10 V
Output Characteristics:
3-STATE
Output Low Current-Max:
0.0016 A
Output Polarity:
INVERTED
Package Body Material:
PLASTIC/EPOXY
Package Code:
TSSOP
Package Equivalence Code:
TSSOP28,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Receive Delay-Max:
0.3 ns
Receiver Number of Bits:
5
Seated Height-Max:
1.1 mm
Supply Current-Max:
1 mA
Supply Voltage-Max:
5.5 V
Supply Voltage-Min:
3 V
Supply Voltage-Nom:
3.3 V
Supply Voltage1-Max:
5.5 V
Supply Voltage1-Min:
3 V
Supply Voltage1-Nom:
3.3 V
Surface Mount:
YES
Technology:
BICMOS
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
MAX3241EUI+T Frequently Asked Questions (FAQs)
To minimize EMI and noise, it is recommended to follow a star-ground configuration, keep the signal traces short and away from the power traces, and use a solid ground plane. Additionally, place the MAX3241EUI+T close to the connector and use a common mode choke or ferrite bead to filter the RS-232 signals.
To ensure reliable operation in a noisy industrial environment, use a robust power supply with adequate decoupling, add external ESD protection, and use a shielded cable for the RS-232 connection. Additionally, consider using a isolated power supply and a isolated RS-232 interface to further improve reliability.
The maximum cable length supported by the MAX3241EUI+T depends on the baud rate and the quality of the cable. As a general rule, the maximum cable length is 50 feet at 9600bps, 20 feet at 19200bps, and 10 feet at 38400bps. However, it is recommended to use a cable with a characteristic impedance of 100 ohms and a shielded twisted pair to minimize signal degradation.
To troubleshoot common issues with the MAX3241EUI+T, start by checking the power supply voltage and decoupling, then verify the RS-232 signal integrity using an oscilloscope. Check for signal reflections, noise, and distortion, and ensure that the transmit and receive signals are properly terminated. Also, check the baud rate and data format settings, and verify that the MAX3241EUI+T is properly configured and initialized.
Yes, the MAX3241EUI+T can be used in a multi-point RS-232 application, but it requires additional circuitry to implement the necessary signal multiplexing and arbitration. The MAX3241EUI+T can be used as a building block to create a multi-point RS-232 interface, but it is not a multi-point device by itself.
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MAX3241EUI+T Overview
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About Analog Devices
Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries.
Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.
