The TCXO2013K-21.855MHz-A from Dynamic Engineers is a TCXO with Frequency 21.855 MHz, Supply Voltage 4.75 to 5.25 V, Current 10 mA, Output Power 10 to 12 dBm, Output Load 50 Ohms. Tags: Surface Mount. More details for TCXO2013K-21.855MHz-A can be seen below.