Introduction

The AST3TQ-40.000MHZ-2 oscillator is a type of oscillator which provides precision and stability in a broad frequency range. It is a versatile, cost-effective solution which can be used for a variety of applications. This article will explore the AST3TQ-40.000MHZ-2 oscillator\'s application field and working principle.

Application Field

The AST3TQ-40.000MHZ-2 oscillator is suitable for applications such as telecommunications, navigation, frequency division, signal generation, and more. It is capable of withstanding extreme temperatures and vibration environments. It has a maximum frequency tolerance of ±500PPM, which trumps that of similar devices in the market. The operating temperature can range from -20℃ to +70℃, a benefit which broadens its application field considerably. Additionally, its low noise level and extremely low power consumption make it an ideal choice for low-noise communication systems and embedded systems.

Working Principle

The AST3TQ-40.000MHZ-2 is a quartz crystal oscillator. It operates on the principle of the resonance frequency of a quartz crystal determined by its physical characteristics. When an electrical field is applied to the crystal, it vibrates with sufficient energy to resonate at the designed frequency. The quartz crystal oscillator produces a very stable frequency output, making it ideal for precision timing applications.

The oscillator consists of a quartz crystal and two LC circuits connected to a 9V power source. The LC circuits consist of a resistor and capacitor, configured in a parallel or series arrangement. By controlling the values of the resistor and capacitor, the desired frequency is selected. The overall output is regulated by adjusting the power supply voltage.

Conclusion

The AST3TQ-40.000MHZ-2 oscillator is a highly reliable device that can be used in a variety of applications. Its wide temperature range, high frequency tolerance, low power consumption and low noise level make it a great choice for precision timing applications. Its working principle is based on the vibration frequency of a quartz crystal, which is determined by its physical characteristics.