353NB5A021R

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Oscillators are named due to their periodic behavior as they swing back and forth between two different states, and they are ubiquitous in both digital and analog electronics. Today, the particular oscillator we will be discussing is the 353NB5A021R. This oscillator is from NXP Semiconductors, and as such has multiple uses in today’s electronic application.

The 353NB5A021R oscillator is an ultra low power crystal oscillator. It is a high quality crystal, used mainly to provide base clock signals in various electronic and digital systems. It is designed to provide a very low power usage, but with low jitter. It is often used in microcontroller based systems, where it is desired that the operating systems use low power yet maintain high accuracy.

The 353NB5A021R oscillator is available in two different types of packages – standard and surface mount. The standard package measures 2.2mm x 1.2mm x 0.48mm, while the surface mount measures 2mm x 1.2mm x 0.4mm. Both packages are designed for a temperature range of -40 degrees Celsius to +125 degrees Celsius, making them highly versatile for a variety of applications.

The oscillator works by relying on a crystal’s physical property known as its ‘resonant frequency.’ The crystal consists of two electrodes, and a conductive crystal material. An electrical current is passed through the electrodes, which causes the crystal material to vibrate at its resonant frequency. When the resonant frequency amplifies, it causes an oscillation in the current. This oscillation is then ‘captured’ by the oscillator and is output as an electrical signal.

One of the main advantages of the 353NB5A021R is that it is an ultra-low noise oscillator. This is achieved by its symmetrical design and by its use of the ‘Feldhoff effect.’ The oscillator also has an operating frequency of 20MHz, making it ideal for high-frequency applications such as the clocking of microprocessors and other digital systems.

Moreover, the 353NB5A021R oscillator is able to provide clock signals over temperatures from -40 degrees Celsius to +125 degrees Celsius. This makes it highly versatile, as it is able to be used in a variety of applications, from industrial to automotive.

Furthermore, the oscillator has a maximum frequency stability of ±50ppm over a temperature range of -20 to +85 degrees Celsius. This ensures that the oscillator’s frequency remains extremely consistent despite fluctuations in temperature.

In conclusion, the 353NB5A021R oscillator is an ultra-low power crystal oscillator, designed to provide low-noise and low-power clock signals across a wide range of temperatures. It has a maximum frequency stability of ±50ppm, making it ideal for microprocessor-based systems, as well as industrial and automotive applications.

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