HMC773ALC3B Low Phase Noise PLL Synthesizer – Surface Mount Package

HMC773ALC3B Overview

The HMC773ALC3B is a high-performance voltage-controlled oscillator (VCO) designed for RF and microwave applications, offering low phase noise and wide tuning range from 22 GHz to 29 GHz. This device integrates a compact GaAs MMIC technology that ensures excellent frequency stability and low power consumption, making it ideal for demanding communication and instrumentation systems. With its robust design and precision control voltage input, the HMC773ALC3B supports high frequency agility and phase noise performance critical for modern radar, satellite, and test equipment. Available in a space-saving surface-mount package, it combines reliability and integration efficiency for complex system designs. IC Manufacturer

HMC773ALC3B Technical Specifications

HMC773ALC3B Key Features

• Wide Frequency Tuning Range: Enables seamless coverage from 22 GHz to 29 GHz, supporting multi-band RF system designs with fewer components.
• Low Phase Noise Performance: Minimizes signal degradation and improves system sensitivity, critical for high-precision radar and communication links.
• Low Current Consumption: At just 30 mA typical, it provides energy-efficient operation for battery-powered or thermal-sensitive applications.
• Compact QFN Package: Facilitates easy integration into densely packed RF modules, reducing board space and simplifying assembly.
• High Tuning Linearity: Offers predictable frequency response over control voltage, simplifying frequency control and calibration.

HMC773ALC3B Advantages vs Typical Alternatives

This VCO delivers superior phase noise and tuning linearity compared to many typical alternatives, enhancing signal purity and system accuracy. Its low power consumption and compact packaging reduce thermal challenges and footprint in complex RF designs. Reliable GaAs MMIC technology ensures consistent performance over wide temperature ranges, making it a preferred choice for high-frequency applications requiring precision and efficiency.

Typical Applications

• Radar systems requiring stable, low phase noise sources for target detection and tracking in the 22?C29 GHz frequency band.
• Microwave communication links where frequency agility and signal integrity are essential for reliable data transmission.
• Test and measurement equipment needing precise frequency control over a broad tuning range for accurate signal generation.
• Satellite transceivers and phased array antennas benefiting from compact, low power, and high-performance oscillator modules.

HMC773ALC3B Brand Info

The HMC773ALC3B is part of a well-established portfolio of GaAs MMIC VCOs from a leading IC manufacturer specializing in high-frequency semiconductor components. This product line is recognized for delivering consistent quality, advanced semiconductor processes, and innovative RF solutions tailored for industrial, aerospace, and defense markets. The HMC773ALC3B exemplifies the brand??s commitment to high performance, reliability, and ease of integration in demanding RF environments.

FAQ

What is the typical phase noise performance of this VCO, and why is it important?

The device typically achieves -118 dBc/Hz phase noise at a 100 kHz offset. Low phase noise is crucial because it reduces signal jitter and improves the overall spectral purity, which is vital in radar and communication systems to enhance detection sensitivity and data integrity.

What frequency range does the HMC773ALC3B cover, and how does this benefit system designers?

The oscillator covers a wide frequency range from 22 GHz to 29 GHz. This broad tuning capability allows designers to use a single VCO across multiple frequency bands, reducing the number of components and simplifying