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ADM1485ARZ - Analog Devices

Description: ADM1485ARZ, Line Transceiver, EIA-485, EIA-422, RS-485, RS-422 30Mbit/s Differential, 5V, 8-Pin SOIC

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ADM1485ARZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 LEAD (SOIC_N)
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ADM1485ARZ - Analog Devices  - 3D model - Small Outline Packages - 8 LEAD (SOIC_N)
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ADM1485ARZ Details

  • Manufacturer Part Number:

    ADM1485ARZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    R-8

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    THERMAL SHUTDOWN PROTECTION

  • 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:

    30 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    2.2 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:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    15 ns

  • Width:

    3.9 mm

ADM1485ARZ Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADM1485ARZ involves keeping the input and output traces as short as possible, using a solid ground plane, and placing the device close to the power supply. Additionally, using a shielded cable for the RS-485 bus can help reduce EMI.
  • To ensure reliable communication in noisy environments, use a shielded cable, terminate the bus correctly, and use a common mode choke to reduce common mode noise. Also, consider using a repeater or an isolator to improve signal integrity.
  • The maximum cable length supported by the ADM1485ARZ depends on the data rate and the type of cable used. As a general rule, the maximum cable length is approximately 4000 feet (1219 meters) at a data rate of 10 Mbps.
  • To troubleshoot communication issues with the ADM1485ARZ, check the power supply voltage, ensure proper termination, and verify the data transmission rate. Use an oscilloscope to check the signal integrity and look for signs of noise or distortion.
  • Yes, the ADM1485ARZ can be used in a multi-drop configuration. However, ensure that the total bus length and the number of nodes do not exceed the recommended maximum values to maintain signal integrity.

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ADM1485ARZ 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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