Cirrus-logic CS4953xx Manual de usuario

Copyright © 2012 Cirrus Logic, Inc. FEB 2012All Rights Reserved DS705F2Audio Decoder DSP Family with Dual 32-bit DSP Engine TechnologyCS4953xx Data Sh

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 105.2 Recommended Operating Conditions(GNDD = GNDIO = GNDA = 0 V; all voltages with respect

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 115.5 Thermal Data (144-pin LQFP)5.6 Thermal Data (128-pin LQFP)Notes: 1. Two-layer board

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 125.7 Switching Characteristics—RESETFigure 1. RESET Timing5.8 Switching Characteristics —

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 135.9 Switching Characteristics — Internal Clock Parameter Symbol Min Max UnitInternal DCLK

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 145.10 Switching Characteristics — Serial Control Port - SPI Slave ModeParameter Symbol Min

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 15Figure 3. Serial Control Port - SPI Slave Mode TimingSCP_BSYSCP_CSSCP_CLKSCP_MOSISCP_MISOS

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 165.11 Switching Characteristics — Serial Control Port - SPI Master ModeFigure 4. Serial Co

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 175.12 Switching Characteristics — Serial Control Port - I2C Slave ModeFigure 5. Serial Con

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 185.13 Switching Characteristics — Serial Control Port - I2C Master ModeFigure 6. Serial Co

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 195.14 Switching Characteristics — Parallel Control Port - Intel Slave Mode Parameter Symbo

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 2Table of Contents1 Documentation Strategy ...

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 20Figure 7. Parallel Control Port - Intel Slave Mode Read CycleFigure 8. Parallel Control Po

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 215.15 Switching Characteristics — Parallel Control Port - Motorola Slave ModeParameter Sy

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 22Figure 9. Parallel Control Port - Motorola Slave Mode Read Cycle TimingFigure 10. Parallel

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 235.16 Switching Characteristics — Digital Audio Slave Input PortNote: In these diagrams, f

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 245.17 Switching Characteristics — Digital Audio Output Port Figure 13. Digital Audio Port

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 25Figure 14. Digital Audio Output Timing, Slave Mode5.18 Switching Characteristics — SDRAM

DS705F2 26CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyFigure 15. External Memory Interface - SDRAM Burst Read CycleFigure 16. External Memory In

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 27Figure 17. External Memory Interface - SDRAM Auto Refresh CycleFigure 18. External Memory

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 286 Ordering InformationThe CS4953xx family part number is described as follows:CS495NNI-XYZ

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 297 Environmental, Manufacturing, and Handling Information* MSL (Moisture Sensitivity Level)

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 39.1 128-Pin LQFP Package Drawing ...

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 308 Device Pinout Diagrams8.1 128-pin LQFP Pinout Diagrams (CS495303/CS495313)The CS495303/

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 318.2 128-pin LQFP Pinout Diagrams (CS495304/CS495314)The CS495304/CS495314 DSP with a 128-

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 328.3 144-pin LQFP Pinout Diagrams (CS495313)The CS495313 DSP with a 144-pin package is not

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 339 Package Mechanical Drawings9.1 128-pin LQFP Package DrawingFigure 22. 128-pin LQFP Pack

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 349.2 144-pin LQFP Package DrawingFigure 23. 144-pin LQFP Package Drawing Table 8. 144-pin

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 3510 Revision HistoryRevision Date ChangesA1February, 2006Advance release.A2June, 2006Update

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 36PP8April, 2011Added Tj conditions to Section 5.2.Changed 500 ma to 350 ma in Section 5.4.

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 37Contacting Cirrus Logic Support For all product questions and inquiries, contact a Cirrus

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 41 Documentation StrategyThe CS4953xx data sheet describes the CS4953xx family of multichann

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 52.1 Migrating from CS4953x3 to CS4953x4• The recommended way to boot the DSP for normal op

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 6Table 2. Device and Firmware Selection Guide11.This feature list is a snapshot of features

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 74 Hardware Functional Description4.1 Coyote 32-bit DSP CoreThe CS4953xx is a dual-core DSP

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 84.2 On-chip DSP Peripherals4.2.1 Digital Audio Input Port (DAI)The 12-channel (6-line) DA

CS4953xx Data Sheet32-bit Audio Decoder DSP FamilyDS705F2 94.3.2 Termination RequirementsOpen-drain pins on the CS4953xx must be pulled high for prop