The TCXO1811BE_PECL from Dynamic Engineers is a TCXO with Frequency 750 KHz to 800 MHz, Supply Voltage 3.3 / 5 V, Current 25 to 100 mA, Phase Noise -145 to -80 dBc/Hz, Phase Noise 1 kHz -135 dBc/Hz. Tags: Drop in. More details for TCXO1811BE_PECL can be seen below.