HMC951ALP4ETR IQ/Quadrature Modulator RF IC in 4×4 mm LFCSP Package

HMC951ALP4ETR Overview

The HMC951ALP4ETR is a high-performance, low-phase-noise voltage-controlled oscillator (VCO) designed for precision frequency synthesis in demanding RF and microwave applications. Operating across a wide frequency range with an integrated buffer amplifier, it offers excellent phase noise characteristics and stable output power. This device supports seamless integration in communication systems, test equipment, and radar platforms where signal integrity and frequency accuracy are critical. Manufactured by IC Manufacturer, it ensures reliable operation with a compact 4-lead package designed for optimized thermal performance and ease of PCB layout.

HMC951ALP4ETR Technical Specifications

HMC951ALP4ETR Key Features

• Wide frequency tuning range: Covers 5.5 GHz to 6.5 GHz enabling flexible system design across multiple bands.
• Low phase noise performance: Achieves -125 dBc/Hz at 10 kHz offset, critical for reducing jitter and improving signal clarity in RF systems.
• Integrated buffer amplifier: Provides stable output power and impedance matching, facilitating straightforward integration with minimal external components.
• Compact 4-lead ceramic package: Ensures excellent thermal management and mechanical reliability in compact form factors.
• Low current consumption: Operates at 30 mA typical, supporting energy-efficient designs.
• Wide temperature range: Reliable operation from -40??C to +85??C allows use in harsh industrial environments.
• High output power level: Delivers +4 dBm output for robust signal drive capability in complex RF chains.

HMC951ALP4ETR Advantages vs Typical Alternatives

This oscillator offers superior phase noise and output power compared to typical VCOs in its class, enhancing signal fidelity and system sensitivity. Its integrated buffer reduces the need for additional amplification stages, lowering system complexity and improving reliability. The low current draw and wide operating temperature range make it well-suited for industrial and aerospace applications requiring consistent performance under variable conditions.

Typical Applications

• Frequency synthesizers in radar and communication systems requiring precise and stable signal generation across C-band frequencies, ensuring accurate target detection and data transmission.
• Local oscillator source for test and measurement equipment in RF labs where low phase noise is essential for high-resolution analysis.
• Signal generation in satellite communication transceivers where compact size and power efficiency are critical design parameters.
• Industrial RF applications demanding robust performance under temperature variations and power-constrained environments.

HMC951ALP4ETR Brand Info

Produced by IC Manufacturer, the HMC951ALP4ETR exemplifies their commitment to delivering cutting-edge semiconductor solutions tailored for high-frequency applications. This product reflects the brand??s focus on innovation, reliability, and precision engineering, supporting engineers and system designers with components that enhance performance while simplifying integration. Known for rigorous quality standards, IC Manufacturer ensures each device meets strict electrical and environmental criteria.

FAQ

What is the frequency tuning range of this oscillator?

The device is tunable from 5.5 GHz to 6.5 GHz, covering a broad section of the C-band spectrum. This allows flexible use across multiple communication and radar frequency bands without requiring multiple parts.

How does the phase noise performance impact system design?

Low phase noise at -125 dBc/Hz improves overall signal quality by reducing jitter and spurious signals, which is crucial for sensitive RF applications