638L156G2I3T

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638L156G2I3T application field and working principle

Oscillators are widely used in a variety of electronic systems. Everything from the eternal time to the incredible computer networks that surround us today employs oscillators in some form or another. In the case of the 638L156G2I3T oscillator, this is no different as it is utilised in a number of applications where it is tasked with providing precision timing.

Main function and feature of 638L156G2I3T

The 638L156G2I3T oscillator is a temperature compensated precision crystal oscillator (TCXO). This type of oscillator is designed for enhanced temperature stability, allowing it to maintain a high level of accuracy when working in changing temperatures. The 638L156G2I3T oscillator can offer stable oscillations up to 50 MHz, which is sufficient for a number of applications.

Application field

The 638L156G2I3T oscillator is often used in embedded systems, mostly to provide timing services to microcontrollers. However, it is also suitable for some radio applications, such as frequency modulation equipment and clock jitter attenuators. Vehicle navigation systems, signal processors, and satellite communication devices also rely on oscillators.

The 638L156G2I3T oscillator is also suitable for consumer electronics, such as cell phones, tablets, and laptops since they require precision timing in order to meet performance requirements. Moreover, it is suitable for telecom and industrial systems, as many of these devices require precision timing and synchronization capabilities in order to achieve accurate data communication.

Working principle

The working principle behind all types of oscillators is the same: they generate a continuous output signal which is oscillating at a given frequency. The 638L156G2I3T oscillator is a quartz-based oscillator, meaning that it relies on the natural frequency of quartz crystal to generate the oscillation. The oscillator circuit is constructed on a metal or ceramic substrate, with the quartz crystal placed at one end and the oscillator circuit at the other.

The oscillator circuit consists of a number of different components, including an amplifier, an output buffer, and an oscillator circuit. The quartz crystal is connected to the oscillator portion of the circuit, and when a voltage is applied to the crystal, it will try to oscillate at its own fundamental frequency. This frequency is then amplified, buffered and sent out to the output port.

The 638L156G2I3T oscillator also includes a temperature-compensation circuit to ensure that the output frequency remains precise and stable regardless of the temperature of the environment. Temperature compensation is achieved by making use of a temperature-sensitive resistor embedded within the oscillator. The resistor senses the ambient temperature and adjusts the output frequency accordingly.

Conclusion

The 638L156G2I3T oscillator is a highly precise quartz-based oscillator that is capable of providing stable oscillations up to 50 MHz. Oscillators such as this one are widely used in embedded, telecom and industrial systems, where precision timing is of paramount importance. The working principle behind the 638L156G2I3T oscillator is the same as any other quartz-based oscillator, relying on the natural frequency of quartz crystal to generate the oscillation. Moreover, it includes a temperature-compensation circuit to ensure precise and stable output frequency regardless of the temperature of the environment.

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