The Si534 from Silicon Labs is a XO with Frequency 10 MHz to 1.4 GHz, Supply Voltage 1.8 to 3.3 V, Temperature Stability +/-20 to 61.5 ppm, Current 81 mA, Jitter Period Jitter: 2 ps(RMS), Phase Jitter: 0.3 ps(RMS). Tags: Surface Mount. More details for Si534 can be seen below.