The Si570 from Skyworks Solutions is a XO with Frequency 10 MHz to 1.4175 GHz, Supply Voltage 1.71 to 3.63 V, Frequency Stability ±7 ppm, ±20 ppm, ±50 ppm, ±100 ppm, ±31.5 ppm, ±61.5 ppm, Current 90 to 130 mA, Duty Cycle 45 to 55 %. More details for Si570 can be seen below.
