The MVCO1669 from BOWEI Integrated Circuits is a Voltage Controlled Oscillator with Frequency 1639 to 1699 MHz, Power 1.585 mW, Tuning Sensitivity 34 MHz/V, Tuning Voltage 1.8 to 4.5 V, Phase Noise -125 to -105 dBc/Hz. Tags: Surface Mount. More details for MVCO1669 can be seen below.