The SG-9101CE 12.000MHz D20PHAAA with SMD Oscillators (XO) SMD-3225 RoHS is an electronic component manufactured by Epson. It is a Surface Mount Device (SMD) oscillator with a RoHS (Restriction of Hazardous Substances) rating for safe use. The oscillator has an output frequency of 12MHz, a square wave type, a maximum duty cycle of 20%, a temperature range of -20°C to +70°C, an operating voltage between 4V to 6V, and a load capacitance of 15pF. This component is a stable, cost-effective solution for use in MCUs, clocks, and various timing applications.