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LMX2492RTWT - Texas Instruments

Description: 500MHz to 14GHz Wideband, Low Noise Fractional N PLL With Ramp/Chirp Generation

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LMX2492RTWT - Texas Instruments - PCB symbol
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PCB Footprints
LMX2492RTWT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTW0024
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3D Models
LMX2492RTWT - Texas Instruments - 3D model - Quad Flat No-Lead - RTW0024
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LMX2492RTWT Details

  • Manufacturer Part Number:

    LMX2492RTWT

  • 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

  • Analog IC - Other Type:

    PLL FREQUENCY SYNTHESIZER

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Frequency-Max:

    14000 MHz

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    3.45 V

  • Supply Voltage-Min (Vsup):

    3.15 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LMX2492RTWT Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital sections separate, and use a star-configuration for the power supply. TI provides a recommended PCB layout in the datasheet.
  • Use TI's PLL Loop Filter Design Tool or a third-party tool like ADIsimPLL to design the loop filter. The tool will provide the optimal component values based on the desired loop bandwidth, phase margin, and other parameters.
  • Power up the device in the following sequence: VCC, then AVCC, and finally DVCC. Ensure that the power supplies are stable and within the recommended voltage range before applying the clock signal.
  • Use a spectrum analyzer to measure the output spectrum and identify any spurious tones or phase noise. Check the PCB layout, power supply, and clock signal quality. Consult the datasheet and application notes for troubleshooting guidelines.
  • Yes, but it may require additional design considerations. Use a QFN-specific PCB layout and ensure that the thermal pad is properly connected to a solid ground plane. Consult the datasheet and TI's QFN packaging guidelines for more information.

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LMX2492RTWT Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like LMX24, or try a keyword search, such as PLL or Frequency Synthesis Circuits

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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