DSC400-0331Q0026KI2

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Pin Configurable/Selectable Oscillators provide users rapid and flexible design with the option of on-board resistive trimming. DSC400-0331Q0026KI2 is such an oscillator, providing customers with good performance and easy pin programmability.

DSC400-0331Q0026KI2 Application Field

DSC400-0331Q0026KI2 has the high frequency stability of 3225KHz which is suitable for multiple applications. These include microphone and speaker applications, telecom and audio applications, wireless equipment, vibration sensors and digital image sensing. It is also suit for clock synchronization and frequency hopping in radar, avionic and aerospace systems as well as other high-frequency applications.

DSC400-0331Q0026KI2 is also suitable for applications in which long time stability is critical. This oscillator can provide tight frequency stability over time with a frequency variation of ±50 ppm without any additional temperature compensation.

DSC400-0331Q0026KI2 Working Principle

The working principle of DSC400-0331Q0026KI2 is based on crystal-controlled oscillators. A piezoelectric quartz crystal is connected in series with a resistor in a feedback loop, forming what is known as an LC resonant circuit. When an AC current is applied to the circuit, the crystal produces a small capacitance that increases the effectiveness of the resonant circuit, which means that the resonance frequency of the circuit will be given by the crystal.

The output frequency of the oscillator can be adjusted by changing the value of the resistor in the feedback loop. This can be achieved by using a variable resistor or by changing the resistance on the PCB by changing the components in its circuit.

In addition, the oscillator can be adjusted using a combination of trimming techniques to achieve even better frequency stability. These techniques include internal trimming, external trimming, analog trimming and digital trimming.

Conclusion

The DSC400-0331Q0026KI2 Oscillator is a great option for users who need flexible and rapid design options with the benefit of on-board resistive trimming. Its wide range of applications and excellent frequency stability characteristics make it a great choice for all your high-frequency applications.

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