The CF4020M00018T8188044 is a SMD3225-4P crytal ROHS manufactured by JWT. It is an electronic component designed for use in various electronic applications. It is typically used as the main oscillator in a wide variety of frequency determining and timing applications in consumer products such as DVD players, set-top boxes, modems, and routers. It has a frequency range of 18.000 to 18.080 MHz, an operating temperature range of -30°C to 85°C, and a stable stability range of ±20ppm @25°C. It is replaced by the more efficient and cost-effective CF-Series range by JWT. The CF4020M00018T8188044 is RoHS compliant and lead-free.