DESCRIPTION

· The D2-814xx is a fully self-contained 4-channel digital amplifier controller System-On-Chip (SOC).

· It enables rapid system design for home theater receivers, multi-room distributed audio systems, and powered speakers.

· It contains a high-performance digital switching controller for flexible audio input sources.

· It includes a configurable audio signal processor for equalization, volume control, tone control, and compression.

· It supports 4-channels I2S/Left-Justified inputs and optional S/PDIF receiver.

· Boot options include self-boot from external serial ROM, asynchronous SCI slave boot, and serial slave boot from host uCon.

FEATURES

· Powerful Digital Audio Management with SRC, Routing, Mixing, and Multiple Digital Audio I/O.

· Reduced audio system cost for manufacturers of Class-D audio amplifiers.

· Audio processing features optimize speaker performance and improve sound quality.

· Minimum development cost, risk, and time-to-market.

· Pure digital path with superior dynamic range.

· >110dB SNR, <0.1% THD+N, and 20Hz-20kHz ±0.5dB frequency response.

· Complete Class-D amplifier controller SOC with digital switching controller.

· Flexible audio input sources and multiple controller synchronization.

· Bridge and non-bridged output topologies.

· Stand-alone or micro-controller boot option.

· 4 channels and Pb-Free (RoHS compliant).

· Graceful protection and recovery with complete short-circuit, overcurrent, and overvoltage fault protection.

APPLICATIONS

· Home theater receivers.

· Multi-room distributed audio systems.

· Powered speakers.