The TC0280A from Tai-Saw Technology is a SAW Resonator with Frequency 454.900 to 456.100 MHz, Centre Frequency 455 MHz, Insertion Loss 1.59 to 2.5 dB, Capacitance 2.48 pF, Voltage 12 V. Tags: Surface Mount, SAW Resonator. More details for TC0280A can be seen below.