The CHP4012-QEG from United Monolithic Semiconductors is a Space Qualified Digital Phase Shifter with Frequency 2.7 to 3.5 GHz, Phase Step 5.625 Degrees, P1dB 24.5 dBm, Insertion Loss 6 dB, Control Voltage 0 to 7 V. Tags: Surface Mount. More details for CHP4012-QEG can be seen below.