The TC622EC-A from Tai-Saw Technology is a SAW Resonator with Frequency 622.055 to 622.105 MHz, Centre Frequency 622.08 MHz, Insertion Loss 1.1 to 2.5 dB, Capacitance 3.01 pF, Quality Factor Unloaded 6000. Tags: Surface Mount, SAW Resonator. More details for TC622EC-A can be seen below.