The TC0630A from Tai-Saw Technology is a SAW Resonator with Frequency 1279.4 to 1279.6 MHz, Centre Frequency 1279.6 MHz, Insertion Loss 1.6 to 2 dB, Capacitance 3 pF, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, SAW Resonator. More details for TC0630A can be seen below.