[Micronas]

Introduction

The DPL 4519G processor is designed as part of the Micronas chip set for digital and analog Surround Systems i. e. Dolby Digital, MPEG 2 Audio, or Dolby ProLogic. The combination of MAS 3528E, DPL 4519G, and MSP 44x0G is a complete 5.1 channel Dolby Digital decoder and playback solution, while DPL 4519G and MSP 44x0G alone, represent a complete Dolby Surround Pro Logic system.

Features of the DPL 4519G

– 8-channel asynchonous I2S input interface (multichannel mode)

+ 2 synchronous I2S input channels (e.g. for MSP and ADR)

or

3 asynchronous two-channel I2S input interfaces

– Main and AUX channel with balance, bass, treble, loudness, volume

– 5-band graphic equalizer for Main channel

– Dolby Surround Pro Logic Adaptive Matrix

– Micronas Effect Matrix

– Micronas “3D-Panorama” virtualizer compliant to “Virtual Dolby Surround” technology

– Micronas Panorama sound mode (3D Surround sound via two loudspeakers)

– Noise Generator

– Spatial Effect for Surround

– 30-ms Surround delay

– Surround matrix control: Adaptive/Passive/Effect

– Center mode control: Normal/Phantom/Wide/Off

– Surround reproduction control: Rear speaker, Front speaker, Panorama, 3D-Panorama

– Two digital input/output pins controlled by I2C bus