The TC0252A from Tai-Saw Technology is a SAW Resonator with Frequency 301.925 to 302.075 MHz, Centre Frequency 302 MHz, Insertion Loss 1.5 to 2.5 dB, Capacitance 4.603 pF, Quality Factor Unloaded 6000. Tags: Surface Mount, SAW Resonator. More details for TC0252A can be seen below.