SIT3809AI-C-33EG

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Programmable oscillators are circuits designed to generate an output signal of a specific frequency or range of frequencies. The SIT3809AI-C-33EG is a comprehensive solution for controlling the frequency of an oscillating signal. It offers a wide range of voltage and frequency control using two analog inputs and a digital interface, along with a variety of other features.

The application field of the SIT3809AI-C-33EG covers a wide spectrum including cellular base stations, satellite communications systems, frequency locked loops, and PLLs. It is also used in direct digital synthesizers, clock multipliers, phase-locked loops, and more. In addition, it can be used in the automotive industry for collision avoidance radar, cruise control systems, and in various medical applications.

The SIT3809AI-C-33EG features a 25-bit programmable skew PLL, allowing users to adjust the frequency output within a wide range. This highly integrated device offers an optimized switching frequency range up to 2.5GHz, with a minimum operating frequency of 400MHz. Additionally, the device features an on-board voltage regulator, providing support for a wide range of supplies.

The SIT3809AI-C-33EG features a 4-bit digital interface and two analog control inputs, giving users the flexibility to adjust both voltage and frequency. The analog input can be set up to represent a passive or active frequency-controlling element; alternatively, the digital interface can be used to adjust the initial frequency. The device has an advanced cycle-by-cycle frequency control loop, allowing for precise frequency modulation.

The SIT3809AI-C-33EG also features an integrated temperature compensation circuit, allowing for stable performance over a wide range of temperatures. This feature ensures that the frequency output remains stable and predictable regardless of changing environmental conditions. Additionally, the integrated temperature sensor allows the device to automatically adjust the output frequency as the temperature changes.

With a range of features, the SIT3809AI-C-33EG is a perfect choice for controlling the frequency of an oscillating signal. Its wide range of control options, accuracy, and stable performance enable users to accurately and efficiently control the frequency output without the hassle of manually adjusting the signal.

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