The TC0171A from Tai-Saw Technology is a SAW Resonator with Frequency 314.3 to 314.4 MHz, Centre Frequency 314.35 MHz, Insertion Loss 0.9 to 1.2 dB, Capacitance 5.45 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0171A can be seen below.