844021BG-01LFT-HT

Series:	*
Part Status:	Obsolete

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Frequency synthesizers, commonly referred to as PLLs, have been used for decades to generate complex clock signals. The 844021BG-01LFT-HT is a frequency synthesizer specifically designed to meet the demands of high performance applications such as 5G infrastructure. This article will discuss the application fields and working principle of this frequency synthesizer in detail.The 844021BG-01LFT-HT is a low-noise, high frequency, high performance PLL. It is designed to generate high precision clock signals with frequency up to 8 GHz. The synthesizer integrates a differential Σ-Δ modulator, an oscillator, a wide-band loop filter, and a fractional frequency divider. With its integrated features, the synthesizer can generate any desired frequency and minimize additive jitter within the given bandwidth.The 844021BG-01LFT-HT has various applications in the telecommunications industry, such as 5G signals, filters, regulators, and clock sources. The synthesizer can be used for a wide variety of applications, including high speed digital circuits, wireless communication systems, and base station synchronization. It also provides low jitter clock sources for high speed designs, making it suitable for a variety of microcontrollers, FPGAs, and ASICs.The working principle of the 844021BG-01LFT-HT is based on the use of an oscillator, a Σ-Δ modulator, and a fractional frequency divider. The oscillator produces an output frequency that is input to the Σ-Δ modulator. The modulator converts this input frequency into a digital signal with high resolution. The output of the modulator is then fed into a fractional frequency divider, which divides the output frequency by the desired amount. The result is a precisely controlled frequency output, which can be used for the clock sources in various applications.Finally, the 844021BG-01LFT-HT utilizes a wide-band loop filter to reduce harmonic distortion and increase jitter immunity. The loop filter further ensures that the generated output frequency is clean and precise. This makes the synthesizer an ideal choice for applications requiring precise timing such as 5G signals, base station synchronization, and more.In conclusion, the 844021BG-01LFT-HT is a high performance frequency synthesizer designed for precise clock sources and 5G applications. It uses a combination of an oscillator, Σ-Δ modulator, and fractional frequency divider to generate accurate, low jitter clock signals. Additionally, the wide-band loop filter further ensures that the output frequencies are precise and clean. This makes the synthesizer an ideal choice for a variety of high performance applications.

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