The TFxD5 Series from Connor-Winfield is a TCXO with Frequency 6.4 to 52.0 MHz, Supply Voltage 3.3 to 5 V, Frequency Stability +/-0.25 to 1.0 ppm, Operating Temperature 0 to 70 °C. Tags: Surface Mount. More details for TFxD5 Series can be seen below.