The TC0326A from Tai-Saw Technology is a SAW Resonator with Frequency 868.905 to 869.055 MHz, Centre Frequency 868.98 MHz, Insertion Loss 1.1 to 2 dB, Capacitance 2.25 pF, Voltage 5 V. Tags: Surface Mount, SAW Resonator. More details for TC0326A can be seen below.