HMC326MS8GE

Series:	--
Packaging:	Cut Strip
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Frequency:	3GHz ~ 4.5GHz
P1dB:	23.5dBm
Gain:	21dB
Noise Figure:	5dB
RF Type:	General Purpose
Voltage - Supply:	5V
Current - Supply:	130mA
Test Frequency:	--
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package:	8-MSOPG

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Introduction
The HMC326MS8GE is a RF amplifier, designed to amplify RF signals for use in a wide range of applications. It is a multi-stage amplifier, based on the ‘HMC326’ technology, which was developed by Hittite Microwave Corporation. It is a fully-integrated, compact and high-performance amplifier, offering excellent sensitivity, linearity and noise figure. Its integrated approach helps reduce the complexity of the design and allows for greater reliability and robustness than discrete designs.

Application Field of HMC326MS8GE
The HMC326MS8GE is most commonly used in communication and broadcast applications. Its wide bandwidth, low noise, and excellent linearity make it ideal for use as a transmitter pre-driver and radio receiver front end. It is also suitable for use in high-speed data communication systems, point-to-point wireless link applications, and military applications. Other applications include satellite communications, fiber-optic communications, mobile communications, and WLANs.

Working Principle of HMC326MS8GE
The HMC326MS8GE is designed to provide maximum gain with minimal distortion. It employs an advanced MMIC architecture, utilizing a combination of a cascade amplifier and a voltage-controlled oscillator (VCO). It operates on the principle of using a negative feedback to reduce gain, thus achieving high gain at a relatively low frequency. Each stage of the amplifier is tuned for optimum linearity and gain flatness, and the VCO is used to tailor the gain flatness to the desired bandwidth.
The input stage is a high-gain, low-noise amplifier designed to provide maximum signal amplitude at its output. The output of the input stage is then amplified by the cascade stages, with the gain of each stage being controlled by the VCO. The last stage of the amplifier is a wide-band voltage amplifier. This stage is used to reduce harmonic distortion and maintain gain flatness.

Conclusion
The HMC326MS8GE is a high-performance, low-noise RF amplifier, which can be used in a wide range of applications. Its integrated approach helps reduce overall design complexity and increases its reliability and robustness. Its wide bandwidth, low noise and excellent linearity make it ideal for communication and broadcast applications. It operates on the principle of using a negative feedback to reduce its gain and achieve high gain at low frequencies.

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