AX7PBF2-500.0000T Crystals, Oscillators, Resonators

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Oscillators have been widely used in many fields of electronics due to their ability to generate periodic signals. Among oscillators, AX7PBF2-500.0000T has its own application field and working principle.

AX7PBF2-500.0000T is a type of temperature-compensated crystal oscillator (TCXO). It is able to offer better frequency stability and accuracy than conventional quartz oscillators. It is commonly used in low-voltage and low-power applications such as telecommunications, data acquisition, navigation systems, etc.

TCXOs are constructed of an oscillator circuit and a temperature-compensation circuit which is deterministic to the oscillator. The oscillator circuit of AX7PBF2-500.0000T is composed of a quartz crystal and two buffer transistors. The frequency of the oscillator is determined by the physical properties of the quartz crystal. The temperature-compensation circuit is composed of a temperature sensor, a precision voltage reference, and an adjustable voltage divider. The temperature sensor is used to sense the temperature and the reference serves to provide an exact reference voltage.

When the temperature rises, the resonation frequency of the quartz crystal increases and the temperature-compensation circuit will increase the voltage divider voltage. Thus, the output frequency of the oscillator will remain stable in different temperatures. This ensures the frequency stability and better accuracy of AX7PBF2-500.0000T in various temperature environments.

Moreover, AX7PBF2-500.0000T can allow a wide frequency adjustment range and fast startup from standby operation. Its startup time is within 0.1s or less and its adjusted frequency resolution is 0.01ppm or less. All these advantages make AX7PBF2-500.0000T suitable for precision timing applications.

In addition, AX7PBF2-500.0000T has many features like low power consumption, small size, and high reliability, which make it suitable for various applications. It is able to works in harsh environment especially in temperature range of -40 to +85 degrees Celsius. Thus, AX7PBF2-500.0000T oscillator is widely used in many fields including Wi-Fi systems, GPS navigation systems and embedded systems.

In conclusion, AX7PBF2-500.0000T is an excellent temperature-compensated crystal oscillator with its high frequency stability and accuracy, wide frequency adjustment range, small size, good reliability, low power consumption and fast startup time from standby. All these make it suitable for precision timing applications in different temperature environment.

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