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LT1785IS8#PBF - Analog Devices

Description: RS-422/RS-485 Interface IC 60V Fault Protected RS485/RS422 Trans

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LT1785IS8#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8 Package_1
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LT1785IS8#PBF - Analog Devices  - 3D model - Small Outline Packages - S8 Package_1
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LT1785IS8#PBF Details

  • Manufacturer Part Number:

    LT1785IS8#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1610 (S8)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000005 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • 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:

    1.2 V

  • Output Characteristics:

    DIFFERENTIAL

  • Output Low Current-Max:

    0.0016 A

  • Output Polarity:

    TRUE

  • 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:

    900 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    9 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:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    2000 ns

  • Width:

    3.9 mm

LT1785IS8#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1785IS8 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI.
  • To ensure the LT1785IS8 operates within its SOA, monitor the input voltage, output current, and junction temperature, and ensure they are within the recommended limits specified in the datasheet.
  • The LT1785IS8 has a thermal shutdown feature to prevent overheating. To improve thermal performance, use a heat sink, ensure good airflow, and minimize thermal resistance between the IC and the PCB.
  • To filter out noise and ripple, add an output capacitor with a low ESR, use a pi-filter or an LC filter, and ensure the output voltage is within the recommended range.
  • To minimize EMI and EMC issues, use a shielded enclosure, keep the PCB layout compact, use a common-mode choke, and ensure the IC is properly decoupled.

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LT1785IS8#PBF 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.

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