PE44820 RF Digital Phase Shifter

PE44820 RF Digital Phase Shifter

The PE44820 is a HaRP™ technology-enhanced 8-bit digital phase shifter (DPS) designed for use in a broad range of applications including: beamforming networks, distributed antenna systems, active antenna systems and phased array applications. This DPS covers a phase range of 358.6 degrees in 1.4 deg.

Features

• 8-bit full-range phase shifter of 358.6°; 180°, 90°, 45°, 22.5°, 11.2°, 5.6°, 2.8° and 1.4° bits
• Low RMS phase and amplitude error ▪ RMS phase error of 1.0° ▪ RMS amplitude error of 0.1 dB
• High linearity of +60 dBm IIP3
• Extended narrow band frequency operation of 1.1
  –3.0 GHz
• +105 °C operating temperature
• Packaging
  – 32-lead 5 × 5 × 0.85 mm QFN Applications
• Base station transceivers
• Weather and military radar
• Active antenna arrays Figure 1
• PE44820 Functional Diagram Serial Interface RF1 SI CLK Digital Interface LE 8 P0... P7 Parallel Interface S/P = Parallel 4 A0... A3.