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LTC491CN#PBF - Analog Devices

Description: Differential driver & receiver,LTC491CN LTC491CN#PBF, Line Transceiver, RS-485, RS-422 Differential, 5 V, 14-Pin PDIP

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LTC491CN#PBF - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N14
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LTC491CN#PBF Details

  • Manufacturer Part Number:

    LTC491CN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    PLASTIC, DIP-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    05-08-1510 (N14)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    TRISTATABLE RECEIVER; 1 RECEIVER ACTIVE UNDER SHUTDOWN

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e3

  • Length:

    19.558 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Characteristics:

    3-STATE

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    150 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    3.809 mm

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    7.62 mm

LTC491CN#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC491CN involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure the output capacitor is properly sized and placed close to the device. Also, ensure the input and output traces are short and separate, and the device is properly decoupled with a 10uF capacitor between VIN and GND.
  • The maximum input voltage that the LTC491CN can handle is 15V. Exceeding this voltage may damage the device.
  • The LTC491CN is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's performance and consider using a heat sink if operating in high-temperature environments.
  • To troubleshoot issues with the LTC491CN, start by checking the input voltage, output voltage, and current. Verify that the device is properly decoupled and the PCB layout is correct. Use an oscilloscope to check for oscillations or noise on the output. Consult the datasheet and application notes for more troubleshooting tips.

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LTC491CN#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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Part Image LTC491CN Analog Devices Inc

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Part Image LTC491IN Analog Devices Inc

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