CY2308SXI-4

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CY2308SXI-4 is an integrated circuit that incorporates a precision voltage-controlled oscillator (VCO), a phase detector, and a programmable loop filter in one package. A CY2308SXI-4 clock generator is therefore an ideal solution for the specific applications where precise and stable frequency control is essential.

Application Field

CY2308SXI-4 can be used in Frequency Synthesizers, PLLs, Radio Frequency (RF) Synthesisers, Clocks and Timing Circuits, Wireless Communications, and other applications where programmable and precise frequency control is required.

Why you need CY2308SXI-4

CY2308SXI-4 Clock Generators have a range of up to 1GHz and it can function in either square wave or sine wave modes. Phase noise is in general better than low phase noise VCOs and is thus suitable for very low jitter oscillator applications. This makes CY2308SXI-4 a better choice than other oscillators.

Working Principle

CY2308SXI-4 devices are operated by applying a digital control voltage to the VCO\'s control voltage input. The input voltage is synthesized by a control circuitry consisting of a phase detector, a loop filter, and a voltage-controlled oscillator. The phase detector generates a corrective control voltage in order to maintain the loop locking condition based on the comparison of a reference clock and the output of the VCO. The corrective voltage is filtered by the loop filter circuitry and the digital control voltage is obtained from the output of the loop filter. The filtered voltage is then fed to the VCO voltage control pin, allowing the VCO to vary its output frequency accordingly. Such a procedure allows the frequency to be accurately controlled by the digital control voltage, thus allowing CY2308SXI-4 to be used in various frequency synthesis applications.

Conclusion

In conclusion, CY2308SXI-4 is a frequency synthesizer product which is widely used in various applications. Its precision voltage-controlled oscillator, phase detector and programmable loop filter makes it a great choice for those requiring precise and stable frequency control. Furthermore, CY2308SXI-4 is easy to operate as it only requires a digital control voltage to be applied to its control voltage input. This makes it an ideal solution for applications requiring programmable and precise frequency control.

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