SF1091A

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Surface Acoustic Wave (SAW) filters are electronic components designed to reject certain frequencies of signals while allowing other frequencies to pass. The SF1091A is a type of SAW filter commonly used in receivers, such as those found in mobile phones. This filter has a wide range of applications and the principles behind its function and performance can be described in detail.

The SF1091A SAW filter has the ability to effectively block out unwanted frequency components in a radio signal while still allowing frequencies within a certain range to go through without any loss of fidelity and without introducing phase distortion. This is due to the filter’s “Notch” characteristic. The Notch characteristic of the filter is created by its design, which uses two thin layers of electro-acoustic material on top of each other which are separated by two spaced electrodes. These layers are oriented in opposite directions, which creates a series of Notches in the frequency response of the filter. By adjusting the distance between the two layers, the Notch frequencies can be changed and adjusted to allow only certain portions of the signal to pass through the filter.

The SF1091A is a highly-tunable SAW filter, which makes it ideal for applications where the frequency response of the filter needs to be changed or adapted for different signals. It can be used to tune the output of a receiver so that it can be used with different frequencies and band widths. It is also used in radio receivers to block out unwanted noise or signals from other sources. For example, it can be used to reduce interference from nearby wireless networks or other device interference.

The SF1091A is also used to reduce harmonic distortion in a receiver. This is done by creating a Notch characteristic in the frequency response of the filter that attenuates unwanted harmonic frequencies while still allowing the desired frequencies to pass through without distortion. This helps to reduce jitter and phase distortion, resulting in a clearer and more accurate signal.

The SF1091A can also be used to reduce gain compression in a receiver. By using the Notch characteristic, it can effectively minimize the gain of the signal at certain frequencies while still allowing the desired frequencies to pass through. This helps to reduce the gain of a receiver at certain frequencies, resulting in a more consistent and accurate output.

The SF1091A SAW filter has wide range of applications in the receiver and communication industries. It is used to eliminate noise and harmonics, reduce distortion, and increase the gain of a receiver. Its tunability and Notch characteristic makes it an ideal choice for a variety of applications. The principles behind its function and performance are easy to understand and can be used to optimize its performance for a variety of applications.

The specific data is subject to PDF, and the above content is for reference