HMC253ALC4TR Overview
The HMC253ALC4TR is a high-performance GaAs MMIC dual-balanced mixer designed for frequency conversion in RF and microwave systems. Operating over a broad RF frequency range from 2 to 20 GHz, it features excellent conversion loss and high isolation between ports, making it ideal for demanding applications such as communication receivers and test equipment. Its integrated LO buffer amplifier reduces the need for external components, simplifying circuit design and improving overall system reliability. This mixer delivers consistent performance with a low noise figure and robust linearity, ensuring accurate signal processing for engineers and sourcing specialists alike. For detailed specifications and sourcing options, visit IC Manufacturer.
HMC253ALC4TR Technical Specifications
| Parameter | Specification |
|---|---|
| RF Frequency Range | 2 to 20 GHz |
| LO Frequency Range | 2 to 20 GHz |
| IF Frequency Range | DC to 3 GHz |
| Conversion Loss | 7 dB (typical) |
| Noise Figure | 7.5 dB (typical) |
| LO to RF Isolation | 30 dB (typical) |
| LO to IF Isolation | 30 dB (typical) |
| Input 1 dB Compression Point (LO) | +20 dBm (typical) |
| Supply Voltage | +5 V |
| Package Type | 4×4 mm QFN, RoHS compliant |
HMC253ALC4TR Key Features
- Wide RF and LO frequency coverage: Supports 2 to 20 GHz, enabling versatile use across multiple wireless and radar bands.
- Integrated LO buffer amplifier: Simplifies system design by reducing external component count and improving LO drive linearity.
- High port-to-port isolation: Minimizes signal leakage between LO, RF, and IF ports, enhancing overall system dynamic range.
- Low conversion loss and noise figure: Enables efficient frequency conversion with minimal signal degradation, critical for sensitive receiver front-ends.
- Robust 4×4 mm QFN package: Facilitates compact PCB layouts and reliable thermal performance in industrial environments.
HMC253ALC4TR Advantages vs Typical Alternatives
This mixer provides superior broadband frequency coverage and integrated LO buffering compared to many standard mixers, reducing external circuitry complexity. Its low conversion loss and high isolation contribute to better signal integrity and sensitivity. The compact, RoHS-compliant QFN package ensures easy integration and thermal management, making it a reliable choice over typical discrete or surface-mount alternatives in demanding RF applications.
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Typical Applications
- Wireless communication systems requiring efficient frequency downconversion in receivers over a wide frequency range, supporting cellular, satellite, and microwave links.
- Test and measurement equipment where precise frequency conversion and minimal signal distortion are critical for accurate device characterization.
- Radar and electronic warfare systems needing wideband mixers with high linearity and isolation to handle complex signal environments.
- Instrumentation and broadband receivers where low noise figure and high reliability are essential for maintaining signal quality.
HMC253ALC4TR Brand Info
The HMC253ALC4TR is part of a family of high-quality GaAs MMIC mixers from a leading semiconductor manufacturer specializing in RF and microwave solutions. Known for delivering robust performance and reliability, this product line supports critical industrial and defense applications by combining advanced semiconductor processes with rigorous testing standards. The brand emphasizes innovation, integration, and supporting engineers with comprehensive datasheets and product support resources.
FAQ
What is the typical conversion loss of the HMC253ALC4TR mixer?
The typical conversion loss is approximately 7 dB. This low conversion loss ensures efficient frequency conversion with minimal signal attenuation, which is important for maintaining system sensitivity in RF applications.
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What frequency ranges does this mixer support for RF and LO inputs?
The device supports both RF and LO frequencies from 2 GHz up to 20 GHz, covering a wide range of microwave bands. This makes it suitable for broadband applications including communications and radar systems.
