The M9212X2 from Microchip Technology is a XO with Frequency 2.5 to 450 MHz, Supply Voltage 2.25 to 3.63 V, Frequency Stability ±20 ppm, ±25 ppm, ±50 ppm, Current 32 to 50 mA, Duty Cycle 48 to 52 %. Tags: Surface Mount. More details for M9212X2 can be seen below.