HMC253ALC4 Overview
The HMC253ALC4 is a high-performance, GaAs MMIC SPDT switch designed for broadband RF and microwave applications operating from DC to 6.0 GHz. This device offers low insertion loss and high isolation, making it ideal for signal routing in complex systems. Its integrated CMOS-compatible control logic supports easy interfacing with digital control circuits, while the compact 4×4 mm leadless SMT package ensures reliable performance with minimal board space. Engineers sourcing this switch benefit from its robust design, consistent switching speed, and suitability for radar, communications, and test equipment applications. For more details, visit IC Manufacturer.
HMC253ALC4 Technical Specifications
| Parameter | Value |
|---|---|
| Frequency Range | DC to 6.0 GHz |
| Insertion Loss | 1.1 dB at 2.0 GHz |
| Isolation | 35 dB at 2.0 GHz |
| Input Power (P-1 dB Compression) | +28 dBm |
| Switching Speed | 30 ns (typical) |
| Control Voltage | +3.3 V CMOS compatible |
| Package | 4×4 mm Leadless SMT (QFN) |
| Bias Current | 12 mA at 3.3 V |
HMC253ALC4 Key Features
- Broadband operation from DC to 6 GHz: Enables versatile use across RF and microwave bands, supporting a wide range of industrial and defense applications.
- Low insertion loss of 1.1 dB: Minimizes signal attenuation, preserving signal integrity and improving overall system performance.
- High isolation up to 35 dB: Reduces leakage between ports, enhancing system accuracy and reducing crosstalk in multi-path environments.
- Fast switching speed of 30 ns: Allows rapid signal routing in dynamic systems, beneficial for radar and communication switching applications.
- CMOS-compatible control logic: Simplifies integration with modern digital control circuits, reducing design complexity and development time.
- Compact 4×4 mm leadless SMT package: Saves valuable PCB space while providing robust mechanical and thermal performance.
- High linearity with +28 dBm P-1 dB compression point: Supports high-power signal handling without distortion, critical for precision RF signal paths.
HMC253ALC4 Advantages vs Typical Alternatives
This GaAs MMIC switch provides superior insertion loss and isolation compared to typical PIN diode or MEMS switches, delivering enhanced signal fidelity and reliability. Its fast switching speed and CMOS-compatible control make it easier to integrate into modern digital systems. Furthermore, the compact QFN package allows higher density circuit designs without compromising thermal performance. These advantages optimize performance in demanding industrial, aerospace, and defense systems.
🔥 Best-Selling Products

Texas Instruments BQ24075 Linear Battery Charger IC – 5mm x 4mm QFN Package

Texas Instruments INA219 Current Sensor Module – SOIC Package, Precision Monitoring

Texas Instruments LM4041 Precision Voltage Reference – SOT-23 Package

Texas Instruments OPA2134 Audio Op Amp – Dual, High-Performance, SOIC-8 Package
Typical Applications
- Radar and electronic warfare systems requiring fast, reliable RF signal switching with low insertion loss and high isolation over broad frequency ranges.
- Wireless infrastructure including base stations and repeaters where low power consumption and compact size are critical design factors.
- Test and measurement equipment for RF signal routing and switching in automated test setups ensuring accurate signal integrity.
- Industrial communication systems demanding rugged, high-performance switches for signal path selection and multiplexing.
HMC253ALC4 Brand Info
The HMC253ALC4 is part of a series of high-performance GaAs MMIC switches developed by a leading semiconductor manufacturer specializing in RF and microwave components. Known for delivering cutting-edge solutions that combine reliability, high linearity, and broadband operation, this product exemplifies the brand??s commitment to enabling innovative designs in communications, defense, and industrial markets. The device??s integration-friendly features and robust packaging reflect the brand??s focus on meeting stringent requirements for modern electronic systems.
FAQ
What is the typical operating frequency range for this switch?
The switch operates from DC up to 6.0 GHz, covering a wide range of RF and microwave frequencies commonly used in radar, communications, and test equipment applications.
🌟 Featured Products

“Buy MAX9312ECJ+ Precision Voltage Comparator in DIP Package for Reliable Performance”

QCC-711-1-MQFN48C-TR-03-1 Bluetooth Audio SoC with MQFN48C Package

0339-671-TLM-E Model – High-Performance TLM-E Package for Enhanced Functionality

1-1415898-4 Connector Housing, Electrical Wire-to-Board, Receptacle, Packaged
How does the insertion loss affect system performance?
Low insertion loss, typically 1.1




