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SN65C3238DWR - Texas Instruments

Description: 3-V To 5.5-V Multichannel RS-232 Line Driver/Receiver

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SN65C3238DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G28)
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SN65C3238DWR - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G28)
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SN65C3238DWR Details

  • Manufacturer Part Number:

    SN65C3238DWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-28

  • Pin Count:

    28

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    CAN ALSO OPERATE WITH A 5V SUPPLY

  • Differential Output:

    NO

  • Driver Number of Bits:

    5

  • High Level Input Current-Max:

    0.000001 A

  • Input Characteristics:

    SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-232

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    17.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    3

  • 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:

    0.000001 A

  • Output Polarity:

    INVERTED

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP28,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receiver Number of Bits:

    3

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    2 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    3.6 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.5 mm

SN65C3238DWR Frequently Asked Questions (FAQs)

  • The maximum cable length supported by the SN65C3238DWR is dependent on the baud rate and the type of cable used. As a general guideline, the maximum cable length for a baud rate of 9600 is around 1000 meters, while for a baud rate of 115200, it is around 100 meters.
  • To ensure reliable data transmission over long distances, it is recommended to use a shielded twisted pair (STP) cable, maintain a good signal-to-noise ratio, and implement error detection and correction mechanisms such as checksums or CRCs in the transmission protocol.
  • Yes, the SN65C3238DWR can be used in a multi-point or multi-drop configuration. However, it is essential to ensure that the total bus capacitance does not exceed the recommended maximum value, and that the devices are properly terminated to prevent signal reflections.
  • The recommended termination scheme for the SN65C3238DWR is a 1-kΩ resistor in series with a 0.047-μF capacitor to ground at the receiving end of the bus. This helps to reduce signal reflections and improve signal integrity.
  • To handle hot-swapping or hot-plugging of devices, it is recommended to use a bus buffer or repeater, such as the SN65C3237, to isolate the bus segments and prevent signal disturbances. Additionally, the system should be designed to detect and recover from bus faults and errors.

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SN65C3238DWR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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