Cirrus-logic CS49DV8C Manual do Utilizador Página 1

Copyright 2008 Cirrus Logic (All Rights Reserved) SEPT ‘08DS868PP2http://www.cirrus.comCS49DV8C Data Sheet32-bit Dual Audio DSP Enginefeaturing Multic

10 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5. Characteristics and SpecificationsNote: All data sheet minim

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 11CS49DV8C Data Sheet32-bit Audio DSP Family5.4 Power Supply Characteristics(Measurements performed under

12 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.6 Switching Characteristics— RESETFigure 1. RESET TimingPara

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 13CS49DV8C Data Sheet32-bit Audio DSP Family5.7 Switching Characteristics — XTIFigure 2. XTI Timing5.8 Sw

14 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.9 Switching Characteristics — Serial Control Port - SPI Slav

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 15CS49DV8C Data Sheet32-bit Audio DSP Family5.10 Switching Characteristics — Serial Control Port - SPI Mas

16 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.11 Switching Characteristics — Serial Control Port - I2C Sla

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 17CS49DV8C Data Sheet32-bit Audio DSP Family5.12 Switching Characteristics — Serial Control Port - I2C Mas

18 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.13 Switching Characteristics — UARTFigure 7. UART TimingPara

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 19CS49DV8C Data Sheet32-bit Audio DSP Family5.14 Switching Characteristics — Digital Audio Slave Input Por

2 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP FamilyContacting Cirrus Logic SupportFor all product questions and inq

20 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.15 Switching Characteristics — Digital Audio Output Port Fig

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 21CS49DV8C Data Sheet32-bit Audio DSP FamilyFigure 10. Digital Audio Output Timing, Slave Mode (Relationshi

22 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family5.16 Switching Characteristics — SDRAM InterfaceRefer to Figur

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 23CS49DV8C Data Sheet32-bit Audio DSP FamilyFigure 11. External Memory Interface - SDRAM Burst Read CycleSD

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 24CS49DV8C Data Sheet32-bit Audio DSP FamilyFigure 12. External Memory Interface - SDRAM Burst Write CycleS

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 25CS49DV8C Data Sheet32-bit Audio DSP FamilyFigure 13. External Memory Interface - SDRAM Auto Refresh Cycle

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 26CS49DV8C Data Sheet32-bit Audio DSP FamilyFigure 14. External Memory Interface - SDRAM Load Mode Register

27 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family6. Ordering InformationThe CS49DV8C family part number is descr

28 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family8. Device Pin-Out Diagram8.1 128-Pin LQFP Pin-Out DiagramFigur

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 29CS49DV8C Data Sheet32-bit Audio DSP Family9. Package Mechanical Drawings9.1 128-Pin LQFP PackageFigure 1

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 3CS49DV8C Data Sheet32-bit Audio DSP FamilyTable of Contents1. Documentation Strategy ...

30 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Family10. Revision HistoryRevision Date ChangesPP1 September 2, 2008

4 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP FamilyList of FiguresFigure 1. RESET Timing . . . . . . . . . . . . .

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 5CS49DV8C Data Sheet32-bit Audio DSP Family1. Documentation StrategyThe CS49DV8C data sheet describes the C

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 6CS49DV8C Data Sheet32-bit Audio DSP FamilyTable 2. Device and Firmware Selection GuideDevicePre-ProcessDec

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 7CS49DV8C Data Sheet32-bit Audio DSP Family2.1 LicensingLicenses are required for Dolby Volume and for all

8 Copyright 2008 Cirrus Logic, Inc. DS868PP2CS49DV8C Data Sheet32-bit Audio DSP Familymemory; and the peripheral bus. Modulo and linear addressing mod

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 9CS49DV8C Data Sheet32-bit Audio DSP Family4.3 DSP I/O Description4.3.1 Multiplexed PinsMany of the CS49D