The TC0265A from Tai-Saw Technology is a SAW Resonator with Frequency 657.4576 to 657.5176 MHz, Centre Frequency 657.4876 MHz, Insertion Loss 1.1 to 2.5 dB, Capacitance 2.95 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0265A can be seen below.