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ADM4857ARZ-REEL7 - Analog Devices

Description: RS-422/RS-485 Interface IC 10MBps Full Duplex 5V RS485 Trans. I.C.

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ADM4857ARZ-REEL7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - R-8 (SOIC)
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ADM4857ARZ-REEL7 Details

  • Manufacturer Part Number:

    ADM4857ARZ-REEL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    ROHS COMPLIANT, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Taiwan

  • 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:

    0.000001 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:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • 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:

    190 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.5 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:

    CMOS

  • 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:

    30 ns

  • Width:

    3.9 mm

ADM4857ARZ-REEL7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADM4857ARZ-REEL7 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the transmission lines. It's also recommended to use a common mode choke or ferrite bead to filter out high-frequency noise.
  • To ensure reliable communication in noisy environments, use a shielded cable, keep the cable length as short as possible, and use a common mode choke or ferrite bead to filter out high-frequency noise. Additionally, consider using a noise filter or a surge protector to protect the device from electrical surges.
  • The maximum cable length supported by the ADM4857ARZ-REEL7 depends on the baud rate and the type of cable used. As a general rule, the maximum cable length is 100 meters at 9600 bps, 50 meters at 19200 bps, and 20 meters at 115200 bps. However, it's recommended to consult the datasheet and perform tests to determine the maximum cable length for a specific application.
  • To troubleshoot communication issues with the ADM4857ARZ-REEL7, start by checking the cable connections and ensuring that the device is properly configured. Use a logic analyzer or oscilloscope to verify the signal integrity and check for noise or distortion. Also, ensure that the baud rate and data format are correctly set, and that there are no conflicts with other devices on the bus.
  • The operating temperature range of the ADM4857ARZ-REEL7 is -40°C to +85°C. However, it's recommended to operate the device within a temperature range of 0°C to +70°C for optimal performance and reliability.

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ADM4857ARZ-REEL7 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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