The HMC440QS16G / 440QS16GE from Analog Devices is a Phase Locked Loop with Frequency 10 to 2.8 GHz, Operating Temperature -40 to 85 Degree C, PLL Current 250 mA, PLL Voltage 5.5 V, Reference Frequency 10 to 1300 MHz. Tags: Surface Mount, Integer-N PLL. More details for HMC440QS16G / 440QS16GE can be seen below.