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MC3487D - Texas Instruments

Description: MC3487D, Quad RS-422, V.11 Line Transmitter Differential 5V, 16-Pin SOIC

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MC3487D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - d(r-pdso-g16)
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MC3487D Details

  • Manufacturer Part Number:

    MC3487D

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-16

  • Pin Count:

    16

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Differential Output:

    YES

  • Driver Number of Bits:

    4

  • High Level Input Current-Max:

    0.00005 A

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LINE DRIVER

  • Interface Standard:

    EIA-422-B; TIA-422-B; V.11

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    4

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Out Swing-Min:

    2 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.002 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    85 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:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    20 ns

  • Width:

    3.9 mm

MC3487D Frequently Asked Questions (FAQs)

  • It is recommended to place the MC3487D close to the battery, use a solid ground plane, and keep the input and output traces separate to minimize EMI and noise. Additionally, use a 10uF capacitor between VCC and GND to filter out high-frequency noise.
  • Ensure the input voltage is within the recommended range (2.7V to 5.5V), and the EN pin is pulled high to enable the device. Also, make sure the input capacitor is properly sized and placed close to the VIN pin to filter out noise.
  • The MC3487D can deliver up to 1A of output current. To calculate the output current capability, consider the input voltage, output voltage, and the device's efficiency. Use the formula: Iout = (Vin - Vout) / (Rds(on) * (1 + ΔIout / Iout)), where Rds(on) is the on-state resistance and ΔIout is the output current ripple.
  • To optimize the MC3487D for low-power consumption, use a low-input voltage, minimize the output voltage, and use a high-value output capacitor. Additionally, use the shutdown mode (EN pin low) to reduce standby current to typically 1uA.
  • The MC3487D has a thermal shutdown feature that activates at 150°C. To prevent overheating, ensure good airflow, use a heat sink if necessary, and keep the device away from other heat sources. Monitor the device's temperature and adjust the layout and thermal design accordingly.

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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