LMX2592RHAT

有效庫存3,516

Phase Locked Loops - PLL 9.8-GHz wideband frequency synthesizer with integrated VCO 40-VQFN -40 to 85

  • 製造商零件號 # : LMX2592RHAT

  • 包裝/封裝: VQFN-40

  • 製造商: Texas Instruments

  • 產品分類 : Clock Generators, PLLs, Frequency Synthesizers

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LMX2592RHAT 數據表

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詳細說明

Operating on a single power supply of 3.3 V, the LMX2592RHAT offers efficiency and convenience in various applications. Its integrated VCO enhances overall performance, while the wideband capability makes it an excellent choice for high-speed data converters and microwave backhaul systems. Whether you're designing advanced radar systems or seeking high-performance clock sources, this device delivers exceptional functionality and reliability

主要特徵

  • LMX25 series offers high-performance frequency synthesis
  • Wideband frequency synthesizer for wireless applications
  • Integrated RF prescaler provides accurate frequency division

規格

以下是所選零件的基本參數,涉及零件的特性及其所屬類別。

Integrated VCO Yes Output frequency (min) (MHz) 20
Output frequency (max) (MHz) 9800 Normalized PLL phase noise (dBc/Hz) -231
Current consumption (mA) 250 Features Integer-boundary spurs (IBS) removal, Integrated VCO, Phase adjustment, Wideband
1/f noise (10-kHz offset at 1-GHz carrier) (dBc/Hz) -126 Rating Catalog
Operating temperature range (°C) -40 to 85 Lock time (µs) (typ) Loop BW dependent

常見問題解答

What is LMX2592RHAT?

The LMX2592RHAT is a high-performance wideband frequency synthesizer designed by Texas Instruments. It is ideal for applications requiring a high-frequency, low-phase noise signal source, such as radar systems, communication equipment, and test and measurement instruments.

How Does LMX2592RHAT Work?

The LMX2592RHAT works by generating a high-frequency output signal with low phase noise and excellent frequency resolution. It utilizes a fractional-N PLL (phase-locked loop) architecture combined with integrated VCO (voltage-controlled oscillator) to achieve precise frequency synthesis. The synthesizer features a flexible interface and programming options for versatile frequency generation.

How Many Pins does LMX2592RHAT have and What are the Functions of the Pinout Configuration?

The LMX2592RHAT is housed in a 32-pin VQFN (Very Thin Quad Flat No-leads) package. The pinout configuration includes:

  • VCC: Positive power supply pin.
  • GND: Ground pin.
  • RFin: RF input pin for the reference frequency.
  • NC: No connect pin.
  • Digital I/O: Pins for digital interface and control.
  • VCO+ and VCO-: Differential VCO output pins.
  • RFout: RF output pin for the synthesized frequency.

What are the Pros and Cons of LMX2592RHAT?

Pros:

  • Wide Frequency Range: Covers a wide frequency range suitable for various applications.
  • Low Phase Noise: Provides low phase noise for high-quality signal generation.
  • Flexible Programming: Offers flexible programming options for versatile frequency synthesis.
  • Integrated VCO: Includes an integrated voltage-controlled oscillator for simplified frequency generation.
  • Compact Package: The 32-pin VQFN package is space-efficient and suitable for compact designs.

Cons:

  • Complex Configuration: May require careful consideration of loop filter and loop dynamics for optimal performance.
  • Supply Voltage Sensitivity: Sensitivity to supply voltage fluctuations may require additional power conditioning.

Are There Any Equivalents/Alternatives to LMX2592RHAT for Recommendation?

  • The ADF5355 from Analog Devices is a similar wideband frequency synthesizer with integrated VCO.
  • Alternatives to the LMX2592RHAT include the HMC832 from Analog Devices and the MAX2871 from Maxim Integrated.

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