XR2209CP-F

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XR2209CP-F is a voltage-controlled oscillator (VCO) designed by Exar Corporation as part of its Clock/Timing - Programmable Timers and Oscillators product line. This component is specially designed for use in applications requiring low-noise and minimum phase jitter. It provides a wide range of frequencies from 1 Hz to 120 MHz and can operate at 3.0V to 5.5V power supply.

The component has two independent voltage-controlled oscillators (VCOs), two programmable current sources, four programmable voltage-controlled amplifiers (VCA) and four programmable filter elements. It also has two programmable frequency dividers and each VCO is designed with its own frequency control to allow a wide range of frequencies with low noise and low phase jitter. The component uses a crystal or an external reference frequency (up to 500 MHz) as the reference signal for the frequency control.

The main application field of the XR2209CP-F is in radio frequency (RF) applications, such as satellite, cellular, and wireless communication systems. The component is also suitable for use in applications requiring high frequency accuracy, low noise and minimum phase jitter such as global positioning system (GPS) and time division multiple access (TDMA). Additionally, the component is well suited for numerous consumer electronics applications such as digital set-top boxes, DVDs, automobile audio systems and other mobile audio applications.

The working principle of XR2209CP-F is based on the principle of frequency control. The component uses a voltage-controlled oscillator (VCO) to generate a frequency signal with a specified frequency range. The frequency of the signal is controlled by a reference signal, which is either a crystal or an external reference frequency (up to 500 MHz). The component uses two independent VCOs for the two independent outputs. The VCOs have a separate frequency control, allowing the frequency of each output to be modified independently.

The component also has two programmable current sources and four programmable voltage-controlled amplifiers (VCA) to provide amplitude control of the output signals. The component also has four programmable filter elements to filter out noise, which allows the system to achieve low noise and low phase jitter performance. Finally, the component has two programmable frequency dividers to provide further frequency range control. These dividers have adjustable frequency dividers to allow the outputs to have any frequency range up to the reference frequency.

Overall, the XR2209CP-F is a well-designed and versatile component for providing low-noise, low-jitter high-frequency performance suitable for applications in numerous consumer electronics and communications systems.

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