The R994 from Qualcomm is a SAW Resonator with Frequency 314.9 MHz, Centre Frequency 314.9 MHz, Insertion Loss 1.5 to 2 dB, Capacitance 3.5 pF, Quality Factor Unloaded 7000 to 10500. Tags: Surface Mount, SAW Resonator. More details for R994 can be seen below.