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LTC2857CMS8-1#PBF - Analog Devices

Description: 1/1 Transceiver Full RS422, RS485 8-MSOP

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LTC2857CMS8-1#PBF - Analog Devices - PCB symbol
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LTC2857CMS8-1#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8-MSOP
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LTC2857CMS8-1#PBF - Analog Devices - 3D model - Small Outline Packages - 8-MSOP
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LTC2857CMS8-1#PBF Details

  • Manufacturer Part Number:

    LTC2857CMS8-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1660

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.00025 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485-A; TIA-485-A

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    1.1 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    4.5 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3 mm

LTC2857CMS8-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2857 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated ground plane is recommended. Additionally, the datasheet provides a recommended PCB layout and land pattern that should be followed.
  • The LTC2857 requires a proper power-up sequence to ensure correct operation. The VCC pin should be powered up first, followed by the VDD pin. The EN pin should be pulled high to enable the device. Additionally, the datasheet provides a recommended power-up sequence and configuration guidelines that should be followed.
  • The LTC2857CMS8-1#PBF has an operating temperature range of -40°C to 125°C. However, the device's performance may degrade at higher temperatures, and the maximum junction temperature should not exceed 150°C.
  • To troubleshoot issues with the LTC2857, start by verifying the power-up sequence and configuration. Check the input voltage, output voltage, and current consumption using an oscilloscope or multimeter. Verify that the capacitors and resistors are correctly sized and placed. If the issue persists, consult the datasheet and application notes for troubleshooting guidelines or contact Analog Devices' technical support.
  • The LTC2857CMS8-1#PBF is an industrial-grade device, but it may not meet the requirements for high-reliability or automotive applications. For such applications, consider using the automotive-grade version, LTC2857CMS8-1#WPBF, which has been qualified to meet the AEC-Q100 standard.

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LTC2857CMS8-1#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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