The QTV712 from Q-Tech Corporation is a Space Qualified Oscillator with Frequency 2 to 90 MHz, Input Current 50 mA, Temperature Stability ±25 ppm, ±35 ppm, ±40 ppm, ±45 ppm, Supply Voltage 3.3 V, Operating Temperature -55 to 125 Degree C. More details for QTV712 can be seen below.