The ADL5519 from Analog Devices is a RF Detector with Frequency 0.001 to 10 GHz, Max Input Power 0 to 60 dBm, Dynamic Range 62 dB, Video Bandwidth 10 MHz, Supply Voltage 3.3 to 5.5 V. Tags: Surface Mount, Chip, Log Detector. More details for ADL5519 can be seen below.