The TC0568A from Tai-Saw Technology is a SAW Resonator with Frequency 494.950 to 495.050 MHz, Centre Frequency 495 MHz, Insertion Loss 1.1 to 1.6 dB, Capacitance 3.36 pF, Voltage 3 V. Tags: Surface Mount, SAW Resonator. More details for TC0568A can be seen below.