TechnologyThe C27000I189 is a SMD Crystal Resonator manufactured by East Crystal Technology. It is capable of resonating at 27MHz with a frequency accuracy of ±20ppm (parts per million). It is a RoHS compliant component, which means that it does not contain any hazardous material. It has a small form factor (SMD) which makes it suitable for compact designs. It is a high-performance, reliable, and cost-effective solution for applications such as microprocessors, communications, and instrumentation.