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Oscillators: 590CD125M000DG Application Field and Working Principle

The 590CD125M000DG oscillator, also referred to as a VCXO (Voltage Controlled Crystal Oscillator), is a type of device used to generate a periodic signal. The 590CD125M000DG offers frequency stability, low phase noise, and wide frequency range capabilities in a variety of applications. The oscillator is typically applied in fields such as military and aerospace, cellular infrastructure, medical, and networks that are in need of frequency accuracy and stability.

Frequency Range and Output

The 590CD125M000DG oscillator is able to supply an output frequency range from 1.25MHz to 200MHz. Output waveforms are available in either sine or CMOS, depending on the application. In addition, the temperature range for the oscillator is -40°C to +85°C, and the output logic level varies according to the input voltage.

Working Principle

The 590CD125M000DG oscillator functions according to the principle of frequency control. To fully understand its working principle, it is necessary to understand the components that make up the device. The 590CD125M000DG consists of a quartz crystal, a voltage controlled amplifier, and a bias circuit.

The quartz crystal is responsible for providing the reference frequency of the oscillator. An oscillator circuit is formed around the crystal, which comprises of capacitors, resistors, and an amplifier. The amplifier acts to amplify the signal generated by the crystal. The output of the oscillator includes the signal generated by the crystal, as well as the amplified signal from the amplifier. The bias current is controlled by the input voltage and affects the frequency stability of the oscillator.

In terms of the actual operation of the 590CD125M000DG, it works by having a voltage applied to the voltage controlled amplifier. This in turn causes the frequency of the oscillator to vary with respect to the voltage. This allows for better frequency accuracy and stability. In addition, the bias circuit is responsible for regulating the oscillator’s output power.

Applications of the 590CD125M000DG

Due to the features and capabilities of the 590CD125M000DG oscillator, it is widely used in a variety of applications. Specifically, it is used in military and aerospace, cellular infrastructure, medical, and networks. In the military and aerospace sector, the 590CD125M000DG can be used to provide an accurate and reliable reference frequency for systems such as radar and surveillance. In the cellular infrastructure sector, the oscillator can be used to generate signals for base stations. In the medical sector, the oscillator’s low phase noise and tight frequency accuracy can be utilized for diagnostic instruments. In networks, the oscillator’s wide frequency range can provide data transmission between different parts of the system.

Conclusion

The 590CD125M000DG oscillator is a voltage controlled crystal oscillator that is widely used in a variety of applications. It offers frequency stability, low phase noise, and wide frequency range capabilities for any application in need of accuracy and stability. The oscillator works by having a voltage applied to the voltage controlled amplifier, which causes the frequency of the oscillator to vary with respect to the voltage. The 590CD125M000DG oscillator can be used in a variety of applications, such as military and aerospace, cellular infrastructure, medical, and networks.

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