**HMC365S8GTR: A 5 GHz to 20 GHz, GaAs MMIC SPDT Reflective Switch**

The **HMC365S8GTR** represents a significant advancement in high-frequency switching technology, designed to meet the demanding requirements of modern RF and microwave systems. This **GaAs MMIC SPDT reflective switch** operates seamlessly across an ultra-wide bandwidth from **5 GHz to 20 GHz**, making it an indispensable component in applications such as test and instrumentation, aerospace and defense, telecommunications, and broadband systems.

Fabricated using a Gallium Arsenide (GaAs) process, this monolithic microwave integrated circuit (MMIC) offers superior high-frequency performance compared to traditional silicon-based alternatives. The **reflective switch architecture** ensures that the device maintains excellent isolation and low insertion loss across its entire frequency range. With a typical insertion loss of just **1.8 dB** and isolation greater than **40 dB** at 10 GHz, the HMC365S8GTR provides exceptional signal integrity, which is critical for maintaining system performance in sensitive receive/transmit modules.

One of the standout features of this switch is its **high linearity and power handling capability**. It can handle up to **+29 dBm** of input power, making it robust enough for high-power applications without significant performance degradation. The switch also boasts a fast switching speed of less than **5 ns**, enabling rapid TDD (Time Division Duplexing) and frequency hopping operations essential in modern radar and communication systems.

The device is presented in an industry-standard **8-lead SOT-89 surface-mount package**, which facilitates easy integration into PCB designs and is compatible with high-volume automated assembly processes. Its **single positive control voltage** operation (+3V / -3V) simplifies the interface with control logic, reducing the need for complex biasing circuits.

In summary, the HMC365S8GTR combines wide bandwidth, high isolation, low loss, and robust power handling in a compact form factor, addressing the core challenges in next-generation microwave systems.

**ICGOOODFIND:** The HMC365S8GTR is a high-performance, reflective SPDT switch that sets a benchmark for wideband operation from 5 to 20 GHz, offering an optimal blend of low insertion loss, high isolation, and exceptional power handling for advanced RF applications.

**Keywords:** GaAs MMIC, Reflective Switch, Ultra-Wideband, High Isolation, SPDT