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ADM1485ARMZ-REEL7 - Analog Devices

Description: RS-422/RS-485 Interface IC 5V H/Speed Ult/P RS-485 Transceiver I.C.

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ADM1485ARMZ-REEL7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-8(MSOP)
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ADM1485ARMZ-REEL7 Details

  • Manufacturer Part Number:

    ADM1485ARMZ-REEL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Package Description:

    MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-8

  • Country Of Origin:

    Taiwan

  • 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:

    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:

    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:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    30 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.1 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) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    15 ns

  • Width:

    3 mm

ADM1485ARMZ-REEL7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADM1485 involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure proper biasing, connect the VCC pin to a stable voltage source, and decouple it with a 0.1uF capacitor to ground. The VREF pin should be connected to a stable voltage reference, and the GND pin should be connected to a solid ground plane.
  • The ADM1485 can support data rates up to 100 Mbps, but the actual data rate achievable depends on the specific application, PCB layout, and noise environment.
  • To troubleshoot issues with the ADM1485, check the PCB layout for signal integrity issues, ensure proper biasing and decoupling, and verify that the device is operating within its specified temperature range. Also, check for noise and interference in the system, and ensure that the device is properly configured and initialized.
  • Yes, the ADM1485 can be used in a multi-point bus configuration, but it requires careful consideration of the bus topology, signal loading, and termination to ensure reliable operation.

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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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