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LMS7002M - Lime microsystems

Description: IC RF TxRx + MCU Cellular CDMA, GSM, HSPA, LTE, TD-SCDMA, WCDMA 100kHz ~ 3.8GHz 261-SMD Module

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LMS7002M Details

  • Manufacturer Part Number:

    LMS7002M

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Contact Manufacturer

  • Package Description:

    QFN-261

  • Manufacturer:

    Lime Microsystems

  • JESD-30 Code:

    S-PBGA-B261

  • Length:

    11.5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    261

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    BGA

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY

  • Supply Voltage-Nom:

    1.2 V

  • Surface Mount:

    YES

  • Telecom IC Type:

    TELECOM CIRCUIT

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    BALL

  • Terminal Position:

    BOTTOM

  • Width:

    11.5 mm

LMS7002M Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a dedicated ground plane and a solid power plane is recommended. The top layer should be used for signal routing, and the second layer should be a solid ground plane. The third layer can be used for power routing, and the bottom layer can be used for additional signal routing or a second solid ground plane.
  • Optimization involves selecting the right clock frequency, gain settings, and filter configurations. Consult the datasheet and application notes for guidance on selecting the optimal settings for your specific application. You may also need to perform calibration and tuning to achieve optimal performance.
  • The LMS7002M has a maximum junction temperature of 125°C. Ensure good airflow around the device, and consider using a heat sink or thermal interface material to dissipate heat. Avoid blocking airflow around the device, and ensure that the PCB is designed to dissipate heat effectively.
  • Calibration and tuning involve adjusting the device's internal registers to optimize performance. Consult the datasheet and application notes for guidance on calibration and tuning procedures. You may also need to use specialized software tools or scripts to automate the calibration process.
  • The LMS7002M has built-in ESD protection, but it's still important to follow proper ESD handling procedures when handling the device. Use an ESD wrist strap or mat, and ensure that your workspace is ESD-safe. Avoid touching the device's pins or exposed internal components.

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LMS7002M Overview

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