The ADRF5715 from Analog Devices is a RF Variable Attenuator with Frequency 1 MHz to 30 GHz, Attenuation Range 16 dB, Attenuation Step 16 dB, Attenuation Accuracy ±0.10 to ±0.20 dB, Power 18(Avg) 33 dBm. Tags: Surface Mount, Digital. More details for ADRF5715 can be seen below.