The SiT8103AC-43-33E-25.000000Y is a surface mount oscillator (XO) manufactured by SiTime. It operates at 25MHz ±50ppm of stability in temperature range of -40°C to +85°C and -55°C to +125°C, and has a frequency tolerance is listed as 50ppm (±50ppm). The package size is 7050-EP-4P, which has a ceramic/plastic construction and a RoHS compliant. It comes with an on-chip temperature compensation, low current consumption and robust EMI/RFI performance. It is ideal for various applications in consumer, automotive, medical, industrial and telecom markets.