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LTC2850CDD#PBF - Analog Devices

Description: Linear Technology LTC2850CDD#PBF, Line Transceiver, TIA/EIA-485-A, 3.3 V, 8-Pin DFN

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LTC2850CDD#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DD Package 8-Lead Plastic DFN (3mm × 3mm)
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LTC2850CDD#PBF - Analog Devices  - 3D model - Small Outline No-lead - DD Package 8-Lead Plastic DFN (3mm × 3mm)
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LTC2850CDD#PBF Details

  • Manufacturer Part Number:

    LTC2850CDD#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:

    Thailand

  • 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:

    70 °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:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • 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

LTC2850CDD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2850 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure proper power-up and configuration, follow the recommended power-up sequence: VCC, then VDD, then EN. Also, make sure to tie the MODE pin to VCC or GND to select the desired operating mode.
  • When selecting external capacitors, consider the capacitance value, voltage rating, and ESR (Equivalent Series Resistance). A low ESR is recommended to minimize power loss and ensure stability. X5R or X7R ceramic capacitors are suitable options.
  • To troubleshoot issues, start by verifying the PCB layout and component selection. Check for proper power-up sequencing, correct capacitor selection, and adequate decoupling. Use an oscilloscope to monitor the output voltage and current, and consult the datasheet for troubleshooting guidelines.
  • The LTC2850 is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. Ensure proper thermal management, such as heat sinking and airflow, to maintain a safe operating temperature.

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LTC2850CDD#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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