SIT8209AC-2F-28S-155.520000Y

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Oscillators are electronic components that generate an oscillating signal, often called an AC signal. The SIT8209AC-2F-28S-155.520000Y is a voltage-controlled crystal oscillator, or VCXO. VCXOs are ideal for applications where stability and accuracy of timing are critical.

Application Field

Computer and communications networks, such as Ethernet and fiber optic networks, require accurate timing and synchronization signals. Network interface cards, switch/router circuit boards, encoders, satellite uplink systems, and most high-speed digital networks all rely on the SIT8209AC-2F-28S-155.520000Y VCXO, because of its superior stability and long-term accuracy. It is also used in equipment for video and audio broadcasting, radio transmission, digital cinema, mobile communications, and satellite communication, and is well-suited to audio/video production/editing equipment.

Working Principle

The SIT8209AC-2F-28S-155.520000Y utilizes a temperature compensated crystal to guarantee high frequency stability. It also features a voltage-controlled tuning port that enables the device to be adjusted with no change to the frequency. The frequency can be adjusted up to +/-100 ppm with a voltage of 0 to +4 VDC. This ensures that the frequency remains stable even when there is a temperature variation or aging of the component.

The SIT8209AC-2F-28S-155.520000Y integrates a crystal resonator, a set of control circuitry and a voltage-controlled oscillator (VCO). It also has a frequency range of 155.520000 MHz and a power dissipation of up to 500 mW. The device has a symmetric output and a start-up time of 1 ms, with a wide operating temperature range of -40°C to +85°C.

The device can be used in several applications such as a local oscillator for receivers and transmitters, phase locked loops, digital logic timing circuits, in wireless base stations, and can also be used for crystal oscillator backs. The device is also suitable for environmental, aerospace, and medical applications.

In short, the SIT8209AC-2F-28S-155.520000Y VCXO is extremely versatile and reliable and can be used in a variety of applications. Its frequency range and temperature stability make it ideal for applications where accuracy of timing is a critical factor.

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