The AE-XA4XXX-X Series from NEL Frequency Controls is a TCXO with Frequency 700 MHz to 2 GHz, Supply Voltage 2.5 to 5.25 V, Current 140 to 160 mA, Output Load 50 Ohm, Phase Noise -135 to -45 dBc/Hz. Tags: Surface Mount, Low G Sensitivity. More details for AE-XA4XXX-X Series can be seen below.