SIT8208AC-G2-25S-25.000625Y

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Oscillators are devices that create an alternating waveform with a defined frequency and amplitude. The SIT8208AC-G2-25S-25.000625Y is a Long - Term Stability VCSO Oscillator with a frequency of 25MHz (±25.000625ppm). It uses voltage-controlled oscillator (VCSO) technology to provide a wide range of frequency and temperature stable oscillations from 436MHz to 2600MHz.

The SIT8208AC-G2-25S-25.000625Y is mainly used in wireless base station equipment like GSM, UMTS, WIMAX, LTE, and Wi-Fi. It is also used in other radio communication and digital communication systems. Additionally, the oscillator can be used as the clock source in digital logic circuits and microprocessors. The clock frequency accuracy and long - term stability of the SIT8208AC-G2-25S-25.000625Y makes it a suitable choice for communication and timing applications.

The SIT8208AC-G2-25S-25.000625Y’s design features high-frequency stability across the full temperature range of - 40°C to + 125°C and excellent long - term frequency stability. The output features low noise and low phase noise with symmetric duty cycle of 45° +/-5° over the full temperature range. The device also features fast start-up time that enables the oscillator to reach its preset frequency within 20ms.

The working principle of the SIT8208AC-G2-25S-25.000625Y oscillator is simple. It uses a quartz crystal tuned to the desired frequency as the resonance element. The quartz crystal is connected to the oscillator and a voltage source. An alternating current is applied to the quartz crystal, causing it to vibrate at its resonant frequency. The alternating voltage output from the quartz crystal is then connected to a buffer amplifier and filter to create a stable output signal.

The advantage of using a crystal oscillator is that it is extremely accurate and can be used to generate a very precise frequency. The quartz crystal has inherently excellent frequency stability and is extremely resistant to temperature changes. This makes the SIT8208AC-G2-25S-25.000625Y ideal for use in applications that require a reliable clock source with a high degree of accuracy and stability.

In conclusion, the SIT8208AC-G2-25S-25.000625Y is a voltage-controlled crystal oscillator (VCXO) designed for use in wireless base station equipment and other radio and digital communication systems. It has excellent temperature stability and frequency accuracy, making it suitable for timing and communication applications. The working principle of this oscillator is based on the vibrating quartz crystal, which provides accurate and reliable frequency output.

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