The OP322512MEDA4SI-u SMD Oscillator (XO) 12MHz ± 20ppm SMD-3225-4P RoHS is a SparkFun designated component manufactured by Yangxing. It is a surface mount device (SMD) that supports up to 12MHz in frequency and has a tolerance of ±20 ppm. The OP322512MEDA4SI-u is an RoHS compliant part with minimum and maximum operation temperatures of 0 and 70 degrees Celsius, respectively. This quartz crystal oscillator also features low power consumption, no external capacitor or resistor requirement, and a low profile which allows for easy installation in tight spaces. Furthermore, the OP322512MEDA4SI-u is compatible with a wide array of electronic systems, including computer motherboards, embedded systems, consumer devices, and gaming consoles.