CS495303集成電路（IC）的DSP（數字信號處理器）規(guī)格書PDF中文資料

CS495303屬于集成電路（IC）的DSP（數字信號處理器）。由凌云邏輯制造生產的CS495303DSP（數字信號處理器）數字信號處理器是類似于微處理器或微控制器的器件，但區(qū)別在于其內部架構經修改，適用于對連續(xù)數據流連續(xù)執(zhí)行以乘法和加法運算為主的算法，而不是以條件邏輯或大量并發(fā)進程為主的算法。該器件通常用于諸如音頻或視頻信號處理等應用。

Audio Decoder DSP Family with Dual 32-bit DSP Engine Technology

The CS4953xx DSP family are the enhanced versions of the CS495xx DSP family with higher overall performance and lower system cost. The CS4953xx includes all mainstream audio processing codes in on-chip ROM. This saves external memory for code storage. In addition, the intensive decoding tasks of Dolby Digital? Surround EX?, AAC multi-channel, DTS-ES 96/24, THX Ultra2 Cinema and Dolby Headphone can be accomplished without the expense of external SDRAM memory.

FEATURES

? Multi-standard 32-bit Audio Decoding plus Post Processing

? Framework? Third-Party Applications Library

— Dolby Digital? EX, Dolby? Pro Logic? IIz, Dolby Headphone? 2, Dolby? Virtual Speaker? 2

— DTS-ES 96/24?, DTS-ES? Discrete 6.1, DTS-ES? Matrix 6.1, DTS Neo:6?

— DSD? to Linear PCM Decimation Filtering

— MPEG-2 AAC? LC 5.1

— SRS? CS2?, SRS TruVolume?, SRS TruSurround HD4?

— THX? Ultra2?, THX? Re-EQ?

— Audyssey 2EQ?

? Framework? Cirrus Logic Applications Library

— 2:1/4:1 Decimator, Cirrus Intelligent Room Calibration 2 (IRC2)

— Cirrus Original Multi-Channel Surround 2 (COMS2)

— Crossbar Mixer, Signal Generator

— Advanced Post-Processor including: 7.1 Bass Manager, Tone Control, 11-Band Parametric EQ, Delay, 1:2/1:4 Upsampler

? Up to 12 Channels of 32-bit Serial Audio Input

? 16 Ch x 32-bit PCM Out with either two or one 192 kHz S/PDIF Tx

? Two SPI?/I2C? Ports and one Parallel Port*

? Customer Software Security Keys

? Large On-chip X, Y, and Program RAM & ROM

? SDRAM and Serial Flash Memory Support