SIT3809AC-2-18EE

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Programmable Oscillators encompass a number of technologies, from highly integrated Programmable Digital Oscillators (PDOs) to discrete components like voltage-controlled crystal oscillators (VCXOs), hybrid frequency synthesizers and resonator-based oscillators. A Programmable Oscillator is an electronic part or device that produces an electronic signal at a specific frequency. The frequency has to be adjustable so that the device can be used for different applications and to be manufactured according to customers\' unique specifications. SIT3809AC-2-18EE is a Programmable Oscillator device that is used in various applications.The SIT3809AC-2-18EE is an integrated circuit that is a combination of an oscillator, a logic circuit and digital control logic. The oscillator is a Pierce-oscillator type and operates on external Resistor-Capacitor (RC) components. It can achieve frequencies ranging from 4kHz to 120MHz with a frequency stability of +/-10ppm. The logic circuit is a monolithic CMOS flip-flop that provides an adjustable pulse width from 38ns to 130ns. The digital control logic can be used to program frequencies, select frequency domains and adjust the slew rate.The main application areas for the SIT3809AC-2-18EE Programmable Oscillator are in high-speed communications systems, industrial process control, instrumentation and medical applications. This device is commonly used in microwave communication systems such as base stations and mobile gateways, as well as in satellite communication systems. It is also used in industrial process control and instrumentation such as digital controllers and digital signal processors. In medical applications, the SIT3809AC-2-18EE oscillator can be used in imaging systems and laboratory instrumentation.The working principle of the SIT3809AC-2-18EE Programmable Oscillator involves controlling the frequency of the oscillator using a reference voltage and a digital control code. The oscillator\'s frequency is determined by the RC components connected to it, and the reference voltage is used to give the frequency a starting value. The digital control code is then used to adjust the frequency. This code consists of multiple data points that correspond to different frequencies, each of which is selected by adjusting the reference voltage. The reference voltage can be adjusted in small increments until the desired frequency is achieved.The SIT3809AC-2-18EE Programmable Oscillator is a highly reliable device that has low power consumption and is capable of operating with high accuracy. It is also capable of supporting multiple frequency adjustments, enabling it to be used in a variety of applications. Furthermore, it is suitable for a wide range of application environments due to its resistance to temperature variations, shock and vibration.In summary, the SIT3809AC-2-18EE Programmable Oscillator is a highly reliable device that offers low power consumption and high accuracy. It has a wide frequency range and can be used in various applications such as high-speed communications systems, industrial process control, instrumentation and medical applications. The device works by controlling the frequency of the oscillator using a reference voltage and a digital control code. With its wide frequency range and high accuracy, the SIT3809AC-2-18EE Programmable Oscillator can provide reliable long-term performance in a variety of application environments.

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