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LTC2877IMSE#PBF - Analog Devices

Description: RS-485 Interface IC 60V Fault Protected PROFIBUS RS485 Transceiver w/ Logic Supply

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LTC2877IMSE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MSOP10
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LTC2877IMSE#PBF - Analog Devices - 3D model - Small Outline Packages - MSOP10
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LTC2877IMSE#PBF Details

  • Manufacturer Part Number:

    LTC2877IMSE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MSOP-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    05-08-1664

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    ALSO OPERATE WITH 3V SUPPLY

  • 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; EIA-485

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    DIFFERENTIAL

  • Output Low Current-Max:

    0.003 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    1.2 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Transmit Delay-Max:

    50 ns

  • Width:

    3 mm

LTC2877IMSE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2877 involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a low-ESR capacitor for the VCC bypass and to keep the signal traces short and away from noise sources.
  • To ensure reliable communication over the SPI interface, make sure to use a pull-up resistor on the SCK line, keep the clock frequency within the recommended range, and use a valid slave select signal. Also, ensure that the SPI clock is synchronized with the device's internal clock.
  • The maximum cable length for the RS-485 interface depends on the baud rate and the cable characteristics. As a general rule, the cable length should be limited to 4000 feet (1219 meters) at 115.2 kbps or 1000 feet (305 meters) at 921.6 kbps. However, it's recommended to consult the RS-485 standard and perform signal integrity analysis for specific applications.
  • The LTC2877 has built-in ESD protection, but it's still recommended to follow proper ESD handling procedures during assembly and testing. Use an ESD wrist strap or mat, and ensure that the device is stored in an ESD-safe environment. Additionally, consider adding external ESD protection devices, such as TVS diodes, to the PCB design.
  • The LTC2877 has a thermal derating of 5.5 mW/°C above 70°C. This means that the device's power dissipation should be reduced as the ambient temperature increases to prevent overheating. Consult the datasheet for more information on thermal derating and heat sinking.

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LTC2877IMSE#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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