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SN65ALS176DRG4 - Texas Instruments

Description: Single Transmitter/Receiver RS-422/RS-485 8-Pin SOIC T/R

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SN65ALS176DRG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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SN65ALS176DRG4 - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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SN65ALS176DRG4 Details

  • Manufacturer Part Number:

    SN65ALS176DRG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    3-STATE DRIVER OUTPUT AND RECEIVER INPUT

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.00002 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A; V.11; X.27

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.008 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    25 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    30 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.25 V

  • Supply Voltage1-Min:

    4.75 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    15 ns

  • Width:

    3.9 mm

SN65ALS176DRG4 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the application note SLVAE04, which includes guidelines for trace routing, component placement, and decoupling capacitors to minimize noise and ensure reliable operation.
  • The SN65ALS176DRG4 has a thermal pad on the bottom of the package, which should be connected to a thermal plane on the PCB to dissipate heat. A thermal via array or a thermal pad on the PCB can be used to improve heat dissipation. Additionally, ensure good airflow around the device and avoid blocking the airflow with nearby components.
  • The recommended input termination for the differential pairs is a 100-ohm differential termination resistor, which should be placed as close to the device as possible. This termination resistor helps to match the impedance of the transmission line and reduce reflections.
  • Yes, the SN65ALS176DRG4 is a general-purpose, high-speed differential repeater that can be used in various applications beyond PCIe, such as SATA, USB, and other high-speed interfaces. However, ensure that the device is operated within its specified frequency range and signal amplitude.
  • To troubleshoot signal integrity issues, use a high-speed oscilloscope to capture the signal waveforms at the input and output of the device. Check for signal amplitude, rise time, and fall time degradation, as well as any signs of signal reflection or ringing. Also, verify that the device is properly terminated and that the PCB layout is correct.

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SN65ALS176DRG4 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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