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LTC485IN8#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC485IN8#PBF - Transceiver RS485, Low Power, 4.75V-5.25V supply, DIP-8

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LTC485IN8#PBF - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-Lead PDIP (N8)
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LTC485IN8#PBF - Analog Devices  - 3D model - Dual-In-Line Packages - 8-Lead PDIP (N8)
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LTC485IN8#PBF Details

  • Manufacturer Part Number:

    LTC485IN8#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1510 (N8)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    COMMON I/O; TRISTATABLE RECEIVER; 1 RECEIVER ACTIVE UNDER SHUTDOWN

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000002 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e3

  • Length:

    10.16 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:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    200 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    3.937 mm

  • Supply Current-Max:

    0.9 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    7.62 mm

LTC485IN8#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC485IN8 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the signal traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure proper powering and decoupling of the LTC485IN8, use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) between the VCC and GND pins, and a 0.1uF ceramic capacitor between the VCC and AVCC pins. Also, use a separate power plane for the analog and digital sections.
  • The maximum data rate of the LTC485IN8 is 20Mbps, but this can be affected by the quality of the transmission line, the signal amplitude, and the receiver's sensitivity. In practice, a data rate of up to 10Mbps is typically achievable with a good transmission line and receiver design.
  • To troubleshoot issues with the LTC485IN8, use an oscilloscope to visualize the signal waveform and check for distortion, ringing, or overshoot. Also, verify that the transmission line is properly terminated, and the receiver's input impedance is matched to the transmission line's characteristic impedance.
  • Yes, the LTC485IN8 can be used in a multi-point bus configuration, but it's essential to ensure that the bus is properly terminated, and the signal amplitude is sufficient to drive all the receivers. Additionally, consider using a repeater or a bus extender to maintain signal integrity over long distances.

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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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