CS497024-DVZR

Digital Signal Processor Dsp Overview

The CS497024-DVZR is a dual-core digital signal processor from the Cirrus Logic CS4970x4 family, designed for high-definition audio decoding and post-processing. It features two Coyote 32-bit DSP cores operating at 150 MHz, providing 300 MACS of processing power. The device supports major HD audio formats including Dolby Digital Plus, Dolby TrueHD, DTS-HD Master Audio, and DTS-HD High Resolution Audio. It integrates 12 channels of serial audio input and outputs 16 channels of PCM data with dual S/PDIF transmitters. The component operates on a 1.8 V core supply and a 3.3 V I/O supply, housed in a 128-pin LQFP package.

Digital Signal Processor Dsp Feature Summary

• Dual-core architecture with separate DSP A and DSP B engines for concurrent HD decoding and post-processing
• Supports Dolby Digital Plus, Dolby TrueHD, DTS-HD Master Audio, and DTS-HD High Resolution Audio
• Includes extensive legacy format support such as Dolby Pro Logic IIz, DTS-ES, and THX Ultra2
• Features 12-channel serial audio input and 16-channel PCM output with dual 192 kHz S/PDIF transmitters

Digital Signal Processor Dsp Applications

• High-definition audio decoders for home theater systems
• Digital broadcast receivers requiring multi-format audio processing
• DVD and Blu-ray players utilizing advanced surround sound technologies
• Audio/video processors needing simultaneous decoding and enhancement

Digital Signal Processor Dsp Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific firmware licensing requirements associated with third-party audio algorithms like Dolby and DTS. Ensure proper handling procedures are followed due to surface mount packaging.

Digital Signal Processor Dsp Selection Notes

Select this model when system design requires simultaneous decoding of high-definition formats and complex post-processing. Ensure external SDRAM is included in the design, as it is required for Dolby TrueHD and DTS-HD Master Audio support. Verify that the host MCU can interface via SPI or I2C for control and code download.

Digital Signal Processor Dsp Part Context

The CS497024-DVZR belongs to the CS4970x4 family, which serves as an enhanced successor to the CS4953xx series. It offers higher performance and additional HD audio capabilities while maintaining compatibility with existing software libraries. The device provides an upgrade path for systems previously using CS495xx components with minimal hardware changes.

Digital Signal Processor Dsp Replacement Considerations

CS497014-CQZ: Offers similar dual-core architecture but lacks DTS-HD Master Audio and DTS-HD High Resolution Audio support.