Cirrus-logic CS4953xx Manuel d'utilisateur télécharger pdf (Page 26)

DS705F2 26

CS4953xx Data Sheet

32-bit Audio Decoder DSP Family

Figure 15. External Memory Interface - SDRAM Burst Read Cycle

Figure 16. External Memory Interface - SDRAM Burst Write Cycle

SD_CLKOUT

SD_CS

SD_RAS

SD_CAS

SD_WE

SD_DQMn

SD_An

SD_Dn

sddsu

sdclkrf

sdcmdv

sdav

sddqv

sdcmdh

sddh

sddqh

CAS=2

LSP0 MSP0

LSP3 MSP3

SD_CLKIN

sdclkl

sdclkh

LSP1 MSP1 LSP2 MSP2

SD_CLKOUT

SD_CS

SD_RAS

SD_CAS

SD_WE

sdcmdv

sdcmdh

SD_Dn

LSP0 MSP0 LSP1 MSP1 LSP2 MSP2 LSP3 MSP3

SD_An

SD_DQMn

sddqh

00 11

sddqv

sdav

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 36 37

CS4953xx Data Sheet 1
Table of Contents 2
List of Figures 3
List of Tables 3
1 Documentation Strategy 4
2 Overview 4
3 Code Overlays 5
4.1 Coyote 32-bit DSP Core 7
4.2 On-chip DSP Peripherals 8
4.3 DSP I/O Description 8
5.1 Absolute Maximum Ratings 9
DS705F2 15 15
SCP_MISO 16
SCP_MOSI 16
C Slave Mode 17
C Master Mode 18
DS705F2 20 20
DS705F2 22 22
DAI_SCLK 23
DAI_DATAn 23
DAO_SCLK 25
DAO_LRCLK 25
DS705F2 26 26
DS705F2 27 27
6 Ordering Information 28
8 Device Pinout Diagrams 30
128-pin LQFP 31
(CS495304/CS495314) 31
144-pin LQFP 32
(CS495313) 32
10 Revision History 35
April, 2011 36
August, 2011 36
February, 2012 36
Revision Date Changes 36
DS705F2 37 37

Commentaires sur ces manuels

Pas de commentaire

Cirrus-logic CS4953xx Manuel d'utilisateur Page 26

Commentaires sur ces manuels

Produits connexes et manuels pour Matériel Cirrus-logic CS4953xx