BU1920 Overview
Audio ICs RDS / RBDS decoder BU1920 / BU1920F / BU1920FS The BU1920, BU1920F and BU1920FS are RDS / RBDS decoders that employ a digital PLL. It has a built-in anti-aliasing filter and an eight-stage BPF (switched-capacitor filter). Linear CMOS circuitry is used for low current dissipation.