The CLV1670A-LF from Z-COMM is a Voltage Controlled Oscillator with Frequency 1640 to 1700 MHz, Power 1.778 mW, Tuning Sensitivity 30 MHz/V, Tuning Voltage 0.5 to 4.5 V, Pulling 1 MHz. Tags: Surface Mount. More details for CLV1670A-LF can be seen below.