The HEM484C-L from BOWEI Integrated Circuits is a Voltage Controlled Oscillator with Frequency 1000 to 1500 MHz, Power 10 mW, Tuning Sensitivity 30 to 60 MHz/V, Tuning Voltage 1 to 14 V, Phase Noise -125 to -103 dBc/Hz. More details for HEM484C-L can be seen below.