SIT9005ACB2G-18NH

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Programmable oscillators are oscillator circuits that allow users to program the oscillation frequency, as well as other parameters, to suit their specific requirements. This article explores the application field and working principle of the SIT9005ACB2G-18NH Programmable Oscillator.

Introduction

The SIT9005ACB2G-18NH is a low-cost, high-performance programmable oscillator (POC) designed for controlling signal frequencies for various types of applications such as clock signal distribution, signal manipulation, signal conditioning, timer control, and communication applications. This programmable oscillator is designed to run from a single +5V supply and is available in standard frequencies from 10 MHz to 200 MHz. It is available in a 14-pin DIP package.

Features

The SIT9005ACB2G-18NH offers a number of features including a large frequency range, low jitter, and a wide temperature range. The frequency range of this oscillator ranges from 10MHz to 200MHz, and is programmed on the fly in 1MHz increments. In addition, it features a low jitter of only 2.5ps peak to peak over the entire frequency range and a wide temperature range of up to 105°C. It also provides excellent pull range and linearity (0.2%).

Applications

The SIT9005ACB2G-18NH is ideal for applications that require a wide range of frequencies such as clock signal distribution, signal manipulation, signal conditioning, timer control, and communication applications. It is designed to run in harsh environmental conditions such as automotive and industrial environments. This oscillator is typically used in applications that require flexibility and precision, such as digital electronics, microcontrollers, automotive electronics, consumer electronics, and radio frequency communications. This programmable oscillator is also suited for communication applications that require accuracy and robustness.

Working Principle

The SIT9005ACB2G-18NH operates using a self-calibrating frequency synthesis technique. In this technique, a reference frequency is divided down to obtain an output frequency. The reference frequency is obtained from an internal reference oscillator. The frequency of the reference oscillator is divided by a programmable divider. The ratio between the reference oscillator and divider is adjusted so that the output frequency from the divider matches the desired frequency. The programmable divider is the key component of this programmable oscillator.

Conclusion

The SIT9005ACB2G-18NH is a high-performance and cost-effective programmable oscillator that can be used in a wide range of applications. It features a large frequency range, low jitter, and wide temperature range. This oscillator is also ideal for applications that require flexibility and precision, and is especially suited for communication applications. The oscillator works by self-calibrating frequency synthesis technique, utilizing an internal reference oscillator and a programmable divider.

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