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ADM4850ARZ-REEL7 - Analog Devices

Description: RS-422/RS-485 Interface IC 5V Slew-Rate Ltd Half Duplex 115kbps

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ADM4850ARZ-REEL7 Details

  • Manufacturer Part Number:

    ADM4850ARZ-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:

    1000 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:

    2500 ns

  • Width:

    3.9 mm

ADM4850ARZ-REEL7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADM4850ARZ-REEL7 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces connected to the RS-485 bus pins. Additionally, it's 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 differential voltage of at least 1.5V to improve noise immunity.
  • The maximum cable length supported by the ADM4850ARZ-REEL7 depends on the data rate and the type of cable used. As a general guideline, the maximum cable length is approximately 4000 feet (1219 meters) at a data rate of 10 Mbps, and 1000 feet (305 meters) at a data rate of 35 Mbps.
  • To troubleshoot communication issues with the ADM4850ARZ-REEL7, check the cable connections, ensure that the transmitter and receiver are properly configured, and verify that the data rate and bus termination are correct. Use an oscilloscope to check the signal quality and look for signs of noise or distortion.
  • Yes, the ADM4850ARZ-REEL7 can be used in a multi-point application, but it requires a repeater or a hub to connect multiple devices. The ADM4850ARZ-REEL7 can drive up to 32 unit loads, and the maximum number of nodes depends on the cable length and the data rate.

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ADM4850ARZ-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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