The M630x Series from MtronPTI is a TCXO with Frequency 50 MHz - 1400 MHz, Supply Voltage 1.8 V, 2.5 V, 3.3 V, Temperature Stability ±0.5 ppm, ±1.0 ppm, ±2.0 ppm, ±2.5 ppm, ±4.6 ppm, ±10 ppm, Operating Temperature -40 °C to +85 °C. Tags: Surface Mount. More details for M630x Series can be seen below.