ADRF5731
Description
The ADRF5731 is a silicon, 4-bit digital attenuator with a 30 dB attenuation control range in 2 dB steps. This device operates from 100 MHz to 40 GHz with better than 3.5 dB of insertion loss.
Key Features
- 7 dB to 18 GHz 2.2 dB to 26 GHz 3.5 dB to 40 GHz Attenuation accuracy ±(0.1 + 2.0%) of attenuation state up to 18 GHz ±(0.2 + 2.5%) of attenuation state up to 26 GHz ±(0.5 + 10.0%) of attenuation state up to 40 GHz Typical step error ±0.15 dB to 18 GHz ±0.20 dB to 26 GHz ±0.60 dB to 40 GHz High input linearity P0.1dB insertion loss state: 30 dBm P0.1dB other attenuation states: 26 dBm IP3: 50 dBm typical High RF input power handling: 26 dBm average, 30 dBm peak Tight distribution in relative phase No low frequency spurious signals SPI and parallel mode control, CMOS/LVTTL compatible RF amplitude settling time (0.1 dB of final RF output): 230 ns 2.5 mm × 2.5 mm, 16-terminal LGA package Pin compatible with ADRF5721, low frequency cutoff version
