Texas Instruments
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LMX2531LQ2294/NOPB
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LMX2531LQ2294/NOPB

Product Overview

Category

LMX2531LQ2294/NOPB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for frequency synthesis and clock generation.

Characteristics

  • High precision and stability
  • Wide frequency range
  • Low power consumption
  • Compact package size

Package

LMX2531LQ2294/NOPB is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of LMX2531LQ2294/NOPB lies in its ability to generate accurate and stable frequencies for various applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications and Parameters

  • Frequency range: 10 MHz to 3 GHz
  • Supply voltage: 2.7V to 5.5V
  • Output power: -4 dBm to +7 dBm
  • Phase noise: -100 dBc/Hz at 10 kHz offset
  • Operating temperature range: -40°C to +85°C

Pin Configuration

The pin configuration of LMX2531LQ2294/NOPB is as follows:

Pin 1: VCC Pin 2: GND Pin 3: RF_OUT Pin 4: XTAL_IN Pin 5: XTAL_OUT Pin 6: NC Pin 7: NC Pin 8: NC

Functional Characteristics

LMX2531LQ2294/NOPB offers the following functional characteristics:

  • Frequency synthesis
  • Programmable divider
  • Phase-locked loop (PLL)
  • Frequency modulation
  • Power-down mode

Advantages and Disadvantages

Advantages

  • High precision and stability in frequency generation
  • Wide frequency range for versatile applications
  • Low power consumption for energy efficiency
  • Compact package size for space-constrained designs

Disadvantages

  • Limited output power range
  • Requires an external crystal oscillator for operation

Applicable Range of Products

LMX2531LQ2294/NOPB is suitable for use in various electronic devices that require accurate frequency synthesis and clock generation, such as communication systems, test equipment, and satellite receivers.

Working Principles

The working principle of LMX2531LQ2294/NOPB is based on a phase-locked loop (PLL) architecture. It utilizes a voltage-controlled oscillator (VCO) to generate the desired frequency, which is then divided and locked to an external reference signal using a feedback loop.

Detailed Application Field Plans

LMX2531LQ2294/NOPB can be applied in the following fields:

  1. Wireless communication systems: Provides stable clock signals for wireless transceivers.
  2. Test and measurement equipment: Enables precise frequency generation for accurate measurements.
  3. Satellite receivers: Ensures reliable clock synchronization in satellite communication systems.
  4. Radar systems: Offers stable frequencies for radar signal processing.
  5. Industrial automation: Facilitates synchronized timing in industrial control systems.

Detailed Alternative Models

Some alternative models to LMX2531LQ2294/NOPB include:

  • LMX2594
  • LMX2492
  • LMX2582
  • LMX2642
  • LMX2718

5 Common Technical Questions and Answers

  1. Q: What is the maximum frequency range of LMX2531LQ2294/NOPB? A: The maximum frequency range is 3 GHz.

  2. Q: Can LMX2531LQ2294/NOPB operate with a supply voltage below 2.7V? A: No, the minimum supply voltage is 2.7V.

  3. Q: Does LMX2531LQ2294/NOPB support frequency modulation? A: Yes, it supports frequency modulation.

  4. Q: What is the typical phase noise performance of LMX2531LQ2294/NOPB? A: The typical phase noise at a 10 kHz offset is -100 dBc/Hz.

  5. Q: Is an external crystal oscillator required for LMX2531LQ2294/NOPB operation? A: Yes, an external crystal oscillator is required.

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