The TC0240A from Tai-Saw Technology is a SAW Resonator with Frequency 435.625 to 435.775 MHz, Centre Frequency 435.7 MHz, Insertion Loss 1.2 to 2 dB, Capacitance 4.84 pF, Voltage 12 V. Tags: Drop In, SAW Resonator. More details for TC0240A can be seen below.