SIT3821AC-2D-25EG

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Programmable Oscillators are specialized circuits that generate electrical signals with predetermined frequencies. The SIT3821AC-2D-25EG is a popular programmable oscillator that uses a combination of an integrated circuit and a configurable resistor-capacitor network to create the desired output signal.

The SIT3821AC-2D-25EG is designed to provide precision frequency control in a wide range of applications. It is commonly used in frequency synthesisers, ultra-stable data transmission systems, voltage controlled oscillators, precision timing circuits, and test and measurement equipment. The device also has a high integration level, reducing the number of components required and providing a low cost solution.

The architecture of the SIT3821AC-2D-25EG is based on a quartz crystal resonator, which is coupled with a wide bandwidth voltage-controlled oscillator (VCO). The crystal is used to ensure precise and reliable frequency output, while the VCO provides frequency agility and control when needed. The device also includes an array of configurable external components which can be used to fine-tune the frequency.

The SIT3821AC-2D-25EG operates using a phase locked loop (PLL), which allows for tight frequency accuracy as well as fast loop acquisition and acquisition/retention times. The PLL uses a digitally controlled oscillator (DCO) and a phase detector to implement the frequency control. The PLL also allows the user to control the output frequency range and resolution by adjusting the parameters of the DCO.

In addition to the improved performance, the efficiency of the SIT3821AC-2D-25EG is significantly higher than other oscillators due to its low power consumption. The device also has excellent temperature stability and can be used in high temperature applications.

The SIT3821AC-2D-25EG is an ideal choice for applications that require precise frequency control and stability. It is also a compact and cost effective solution for those seeking a high performance oscillator.

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