ADRF5720
Overview
The ADRF5720 is a silicon, 6-bit digital attenuator with 31.5 dB attenuation control range in 0.5 dB steps. This device operates from 9 kHz to 40 GHz with better than 4.5 dB of insertion loss and excellent attenuation accuracy.
- 0 dB up to 18 GHz 2.8 dB up to 26 GHz 4.5 dB up to 40 GHz Attenuation accuracy with impedance match ±(0.20 + 1.0% of attenuation state) up to 18 GHz ±(0.20 + 1.5% of attenuation state) up to 26 GHz ±(0.40+ 3.0% of attenuation state) up to 40 GHz Typical step error with impedance match ±0.25 dB up to 26 GHz ±0.65 dB up to 40 GHz High input linearity P0.1dB insertion loss state: 30 dBm P0.1dB other attenuation states: 27 dBm IP3: 50 dBm typical High RF input power handling: 27 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): 8 µs 24-terminal, 4 mm × 4 mm LGA package Pin-compatible with ADRF5730, fast switching version
