The TAITIEN XXDCCLNANF-8.000000MHZ is an SMD Crystal Resonator 8MHz ±20ppm SMD-3225_4P RoHS. It is a small surface mount device designed specifically to generate and maintain a constant frequency in electronic circuitry. It consists of four pins that each connect to different connections on a printed circuit board. This component is made with a high-precision manufacturing process to achieve a frequency accuracy of ±20ppm, meaning that the frequency can be trusted to remain constant and accurate regardless of outside environmental factors. It also complies with RoHS (Reduction of Hazardous Substances), meaning that the component does not contain certain hazardous materials. This component is perfect for applications which demand high accuracy and precise frequency tuning.