The MA08251 from Golledge is a SAW Resonator with Frequency 669.527 to 669.587 MHz, Centre Frequency 669.56 MHz, Insertion Loss 1.3 to 2 dB, Voltage 12 V, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, SAW Resonator. More details for MA08251 can be seen below.