CS49DV8

Dual-Core 32-Bit Audio Post-Processor DSP featuring Multichannel Dolby Volume

Overview

Description

The CS49DV8 DSP is designed to provide high-performance volume control using the Dolby Volume algorithm. The CS49DV8 supports up to 7.1 Channels of Dolby Volume processing at 48 kHz, 44.1 kHz or 32kHz while leaving the 2nd core of the DSP completely available for even further processing functions such as Quadruple Crossover Bass Management, Tone Control, Multiband Parametric EQ, and much more.

The CS49DV8 DSP, together with Cirrus Logic’s comprehensive library of audio processing algorithms, enables the development of next-generation high-definition audio solutions. Cirrus Logic also provides a broad array of digital interface products, and audio converters, to meet your audio system-level design requirements.

Features

• 32-bit Post-Processor Audio DSP supports Multichannel Dolby® Volume
• Programmable through DSP Composer™
• Up to 8 Channels of 32-bit Serial Audio
• Input Configurable for all input/output digital audio types (I²S, LJ/RJ, and TDM)
• 32-bit data path delivers uncompromised dynamic range
• 192 kHz capable integrated S/PDIF transmitter
• DAO can operate in master or slave mode (SCLK & LRCLK)
• Integrated Clock Manager/PLL
• Capable of operating from a wide variety of external crystals or external oscillators
• Input Fs Auto Detection, Reporting and Handling
• Sample rate conversion.
• Master & Slave Host Boot Capability via Serial Interface
• SPI interface capable of running up to 25 MHz during run time
• 1.8V Core and a 3.3V I/O that is tolerant to 5V input

Diagram

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