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LTC2850IDD#PBF - Analog Devices

Description: RS-422/RS-485 Interface IC 3.3V 20Mbps RS485/RS422 Tran

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LTC2850IDD#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - 8-Lead Plastic DFN (3mm × 3mm)-
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LTC2850IDD#PBF Details

  • Manufacturer Part Number:

    LTC2850IDD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, LEAD FREE, PLASTIC, MO-229WEED-1, DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1698

  • Country Of Origin:

    Malaysia

  • 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:

    0.00001 A

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485-A; TIA-485-A; EIA-422

  • JESD-30 Code:

    S-PDSO-N8

  • 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:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    1 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    3.6 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3 mm

LTC2850IDD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2850IDD#PBF involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane to minimize noise and ensure optimal performance.
  • The LTC2850IDD#PBF requires a single 3.3V or 5V power supply. It's recommended to power the device with a low-noise, low-dropout regulator. The power sequencing requirements involve powering the device in the following order: VCC, then VDD, and finally the digital inputs. It's also recommended to add decoupling capacitors close to the device to filter out noise.
  • The LTC2850IDD#PBF has a maximum junction temperature of 150°C. To ensure proper heat dissipation, it's recommended to use a thermal pad or a heat sink, especially in high-power applications. Additionally, keeping the device away from other heat sources and using a thermal interface material can help reduce thermal resistance.
  • To troubleshoot common issues with the LTC2850IDD#PBF, start by checking the power supply and ensuring it's within the recommended range. Verify that the device is properly configured and that the input signals are correct. Use an oscilloscope to check the output voltage and signal integrity. If communication errors occur, check the serial interface configuration and ensure that the clock and data lines are properly terminated.
  • The LTC2850IDD#PBF has built-in ESD protection, but it's still recommended to follow proper ESD handling procedures during assembly and testing. To prevent latch-up, ensure that the device is powered up and down slowly, and avoid applying voltage to the inputs before powering up the device.

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LTC2850IDD#PBF 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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