The TC0188A from Tai-Saw Technology is a SAW Resonator with Frequency 776.67 to 776.92 MHz, Centre Frequency 776.795 MHz, Insertion Loss 1 to 2 dB, Capacitance 2.80 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0188A can be seen below.