The HMC988 from Analog Devices is a Frequency Divider with Input Frequency DC to 4 GHz, Input Power 13 dBm, Voltage 3.1 to 5 V, Current 5 to 17.5 mA, Phase Noise -170 dBc/Hz @ 100 kHz. Tags: Surface Mount, Programmable. More details for HMC988 can be seen below.