LMX2820RTCR

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LMX2820RTCR

+Nomenclature

IC POWER

  • FabricantTexas Instruments

  • Pièce fabricant #LMX2820RTCR

  • Package VQFNP (RTC)-48

  • En stock5802

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Spécifications

Attribut Valeur
Package Tape & Reel (TR)
Series PLLatinum™
ProductStatus Active
Function Synthesizer
Frequency 45MHz ~ 22.6GHz
RFType General Purpose
MountingType Surface Mount
Package/Case 48-VFQFN Exposed Pad

Présentation

Description

The LMX2820RTCR is a high-performance frequency synthesizer and phase-locked loop (PLL) device designed for RF applications. It is part of Texas Instruments' LMX2820 series, which is known for providing ultra-low phase noise and high-frequency stability. The device supports a wide frequency range, making it suitable for various wireless communication systems, including 5G, satellite, and radar applications.
Key features of the LMX2820RTCR include:
1. Ultra-Low Phase Noise: Offers superior performance in terms of signal clarity and precision.
2. Wide Frequency Range: Supports RF and microwave applications with frequencies from a few MHz to several GHz.
3. High Phase Detector Frequency: Improves the overall system noise performance.
4. Fast Lock Time: Ensures quick frequency switching critical for dynamic systems.
5. Integrated Features: Includes a VCO, loop filter, and programmable output divider, reducing the need for additional components.
6. Low Power Consumption: Optimized for efficient energy usage, which is critical in battery-powered devices.
The LMX2820RTCR is ideal for engineers seeking high precision and reliability in designing next-generation communication infrastructure.

Equivalent

The LMX2820RTCR is a wideband frequency synthesizer with integrated VCO. Equivalent products might include similar synthesizers from other manufacturers, like the Analog Devices ADF4356 or ADF5355, which also offer wide frequency range and integration. Other equivalent chips could be the Texas Instruments LMX2594, which offers high-performance features similar to the LMX2820. When considering equivalents, ensure compatibility in terms of frequency range, phase noise, and power consumption. Always consult datasheets for precise specifications and compatibility.

Features

The LMX2820RTCR is a high-performance, wideband frequency synthesizer by Texas Instruments. It features a dual-loop phase-locked loop (PLL) architecture, facilitating advanced frequency synthesis with high precision and low phase noise. The synthesizer supports input frequencies up to 5.71 GHz and output frequencies up to 22.4 GHz, making it suitable for a variety of applications, including telecommunications, radar, and test equipment.
Key features include a low-noise fractional-N PLL, integrated voltage-controlled oscillator (VCO), and dual-output channels that provide flexibility in frequency planning. The device also supports JESD204B/C interfaces, enabling easy integration with modern data converters. With a fast lock time and low spurious emissions, the LMX2820RTCR is ideal for systems requiring high performance and reliability.
Additional features include programmable output power levels, integrated low-dropout regulators (LDOs), and a simplified programming interface using a serial peripheral interface (SPI). The device operates over a wide temperature range, enhancing its robustness for various environmental conditions.

Pinout

The LMX2820RTCR is a high-performance, wideband frequency synthesizer with integrated voltage-controlled oscillator (VCO) from Texas Instruments. It is packaged in a 40-pin VQFN (Very Thin Quad Flat No-lead) package.
The main function of the LMX2820 is to generate stable frequency signals for high-frequency RF applications. With an output frequency range from 45 MHz to 22 GHz, this synthesizer is ideal for use in wireless communication systems, radar, and test equipment. The device features a low phase noise figure, making it suitable for applications requiring high signal integrity. Additionally, the LMX2820 includes a variety of built-in features such as a programmable output divider, programmable modulation, and support for fractional-N synthesis, which enhances its flexibility in complex RF system designs.

Manufacturer

The LMX2820RTCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs, manufactures, and sells analog and embedded processing chips. These products are integral in a wide range of electronic systems, providing solutions that drive advancements in technology. TI serves customers across various industries including automotive, industrial, personal electronics, communications, and enterprise systems. The company is known for its innovation in chip technology and extensive portfolio of products that enhance performance and efficiency in electronic devices.

Application

The LMX2820RTCR is a high-performance, wideband frequency synthesizer primarily used in applications requiring precise frequency generation and phase noise management. Key application areas include:
1. Wireless Communications: Utilized in base stations and point-to-point communication systems for generating stable carrier frequencies.
2. Test and Measurement Equipment: Ideal for signal generators and spectrum analyzers needing low phase noise.
3. Radar Systems: Employed in both military and commercial radars for accurate frequency synthesis.
4. Satellite Communications: Supports transponders and ground stations with reliable frequency referencing.
5. Instrumentation: Used in applications requiring high-frequency stability and precision, such as medical imaging and scientific research instruments.

Package

The LMX2820RTCR is a precision clock synthesizer and jitter cleaner from Texas Instruments, typically available in a leadless VQFN (Very Thin Quad Flat No-Lead) package. This packaging offers efficient heat dissipation and is suitable for high-frequency applications in compact form factors.

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