The QT180 from Q-Tech Corporation is a Space Qualified Oscillator with Frequency 80 to 162.5MHz, Input Current 3 to 35 mA, Temperature Stability ±15 ppm, ±50 ppm, ±65ppm, ±75 ppm, ±100 ppm, Supply Voltage 1.8 to 5 V, Rise/Fall Time 0.3 to 6 ns. Tags: Surface Mount. More details for QT180 can be seen below.