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LMK04131SQE/NOPB - Texas Instruments

Description: Clock Jitter Cleaner with Cascaded PLLs

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LMK04131SQE/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LMK04131SQE/NOPB - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHS0048A HEIGHT=0.8
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3D Models
LMK04131SQE/NOPB - Texas Instruments - 3D model - Quad Flat No-Lead - RHS0048A HEIGHT=0.8
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LMK04131SQE/NOPB Details

  • Manufacturer Part Number:

    LMK04131SQE/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Applications:

    SDH; SONET

  • JESD-30 Code:

    S-PQCC-N48

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC48,.28SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Telecom IC Type:

    ATM/SONET/SDH SUPPORT CIRCUIT

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    7 mm

LMK04131SQE/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines for clock signals.
  • The LMK04131SQE/NOPB requires a clean and stable power supply. Ensure that the power supply rails are well-decoupled with a combination of ceramic and electrolytic capacitors, and that the voltage regulator is capable of providing a low-noise output. Additionally, follow the recommended power-up and power-down sequencing in the datasheet.
  • The maximum clock frequency of the LMK04131SQE/NOPB is 3072 MHz, but this may vary depending on the specific application and PCB design. It's recommended to consult the datasheet and perform simulations to determine the maximum achievable frequency for a specific design.
  • The LMK04131SQE/NOPB can be configured using the SPI interface to set the desired clock output frequency. Consult the datasheet for the specific register settings and programming sequence required to achieve the desired frequency.
  • The typical jitter performance of the LMK04131SQE/NOPB is <500 fs RMS for the clock output, but this may vary depending on the specific application and PCB design. Consult the datasheet for more information on jitter performance and how to optimize it.

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LMK04131SQE/NOPB Overview

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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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