The TC0187A from Tai-Saw Technology is a SAW Resonator with Frequency 772.295 to 772.545 MHz, Centre Frequency 772.42 MHz, Insertion Loss 1 to 2 dB, Capacitance 2.81 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0187A can be seen below.