552AF000290DG

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Pin Configurable/Selectable Oscillators are frequency control devices designed for users who require flexibility in the design phase of their devices. The 552AF000290DG is a perfect example of this type of oscillator. It is designed to allow for faster prototyping, increased product complexity and miniaturization. This oscillator also provides users with a number of features that can be easily configured via software.

The Basics of the 552AF000290DG

The 552AF000290DG is a single chip oscillator that has a wide range of frequencies and a range of output types which are selectable via software. It has a frequency range from 0.7 MHz up to 50 MHz and can be configured in a variety of formats. Its main features are:

• An output frequency range of 0.7 MHz to 50 MHz.
• A temperature stability of ±2.5 ppm (parts per million).
• A phase-noise level of -116 dBc/Hz (at 10 kHz).
• A pull range of ±70 ppm with an external pull reference.
• A selection of output types including buffered and low EMI.
• Flexible power supply tolerances.

The 552AF000290DG is designed for applications including broadcast systems, packet radio, automotive, telecom, and industrial control systems. It is a cost effective solution for a wide range of applications, allowing for high performance, flexibility and ease of use when compared to other oscillators and frequency controlling solutions.

Working Principle of the 552AF000290DG

The 552AF000290DG works on a pulse width modulation (PWM) technique. This technique works by modulating the width of a square wave pulse and using it to control the frequency of the oscillator output. The chip uses a separate circuit to set the output frequency, with a range of options available. The output frequency can be selected via a single pull-down resistor, with a range of settings available depending on the resistor selected. This means that the frequency of the oscillator can be easily changed simply by selecting a different resistor value.

The PWM technique used by the 552AF000290DG gives it excellent performance in terms of phase noise, stability and accuracy. The chip also has excellent start up characteristics, as it can be up and running in as little as 500µs (microseconds). This makes it an ideal choice for critical timing applications.

Conclusion

The 552AF000290DG is an ideal choice for any application that requires a flexible, accurate and stable oscillator. Its wide range of frequencies and selection of output types make it suitable for a variety of applications. Its PWM technique ensures that it has excellent performance in terms of phase noise and stability, making it suitable for critical timing applications. Its easy configuration via a single pull-down resistor adds to its flexibility, allowing for easy adjustment of the output frequency. This makes the 552AF000290DG an excellent choice for those looking for a cost effective, flexible and high performance oscillator.

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