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LTC2857IDD-1#PBF - Analog Devices

Description: 20Mbps or Low EMI 250kbps Maximum Data Rate n No Damage or Latchup to ESD: ±15kV HBM n High Input Impedance Supports 256 Nodes (C, I-Grade) n Operation Up to 125°C (H-Grade) n Guaranteed Failsafe Receiver Operation Over the Entire Common Mode Range n Current Limited Drivers and Thermal Shutdown n Delayed Micropower Shutdown: 5µA Maximum (C, I-Grade) n Power Up/Down Glitch-Free Driver Outputs n Low Operating Current: 900µA Maximum in Receive Mode n Compatible with TIA/EIA-485-A Specifications n

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PCB Footprints
LTC2857IDD-1#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - D Package 8-Lead Plastic DFN (3mm × 3mm) (Reference LTC DWG # 05-08-1698 Rev C)/.
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3D Models
LTC2857IDD-1#PBF - Analog Devices  - 3D model - Small Outline No-lead - D Package 8-Lead Plastic DFN (3mm × 3mm) (Reference LTC DWG # 05-08-1698 Rev C)/.
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LTC2857IDD-1#PBF Details

  • Manufacturer Part Number:

    LTC2857IDD-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, LEAD FREE, PLASTIC, MO-229WEED-1, DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1698

  • 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

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485-A; TIA-485-A

  • JESD-30 Code:

    S-PDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3 mm

LTC2857IDD-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2857 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, a minimum of 10uF input capacitance is recommended.
  • The maximum ambient temperature range for the LTC2857 is -40°C to 125°C. However, the device can operate up to 150°C with reduced performance.
  • Yes, the LTC2857 is qualified for automotive and high-reliability applications. It meets the requirements of AEC-Q100 and is manufactured in a facility certified to IATF 16949.
  • To troubleshoot issues with the LTC2857, start by checking the input voltage, output voltage, and current consumption. Use an oscilloscope to check for oscillations or noise on the input and output. Also, verify that the PCB layout and component values match the recommended design.

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LTC2857IDD-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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