CS4953xx Data Sheet

32-bit Audio Decoder DSP Family

DS705F2

3

9.1 128-Pin LQFP Package Drawing ........................................................................................................... 29

9.2 144-Pin LQFP Package Drawing ........................................................................................................... 30

10 Revision History .....................................................................................................................31

List of Figures

Figure 1. RESET Timing ........................................................................................................................................12

Figure 2. XTI Timing ..............................................................................................................................................12

Figure 3. Serial Control Port - SPI Slave Mode Timing ..........................................................................................15

Figure 4. Serial Control Port - SPI Master Mode Timing ........................................................................................16

Figure 5. Serial Control Port - I2C Slave Mode Timing ..........................................................................................17

Figure 6. Serial Control Port - I2C Master Mode Timing ........................................................................................18

Figure 7. Parallel Control Port - Intel Slave Mode Read Cycle ..............................................................................20

Figure 8. Parallel Control Port - Intel Slave Mode Write Cycle ..............................................................................20

Figure 9. Parallel Control Port - Motorola Slave Mode Read Cycle Timing ...........................................................22

Figure 10. Parallel Control Port - Motorola Slave Mode Write Cycle Timing .........................................................22

Figure 11. Digital Audio Input (DAI) Port Timing Diagram .....................................................................................23

Figure 12. DAI Slave Timing Diagram ...................................................................................................................23

Figure 13. Digital Audio Port Output Timing Master Mode .....................................................................................24

Figure 14. Digital Audio Output Timing, Slave Mode .............................................................................................25

Figure 15. External Memory Interface - SDRAM Burst Read Cycle .......................................................................26

Figure 16. External Memory Interface - SDRAM Burst Write Cycle .......................................................................26

Figure 17. External Memory Interface - SDRAM Auto Refresh Cycle ....................................................................27

Figure 18. External Memory Interface - SDRAM Load Mode Register Cycle ........................................................27

Figure 19. 128-pin LQFP Pin-Out Drawing (CS495303/CS495313) ......................................................................30

Figure 20. 128-pin LQFP Pin-Out Drawing (CS495304/CS495314) ......................................................................31

Figure 21. 144-pin LQFP Pin-Out Drawing (CS495313) ........................................................................................32

Figure 22. 128-pin LQFP Package Drawing .........................................................................................................33

Figure 23. 144-pin LQFP Package Drawing .........................................................................................................34

List of Tables

Table 1. CS4953xx Related Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Table 2. Device and Firmware Selection Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Table 3. CS49530x DSP Memory Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Table 4. CS49531x DSP Memory Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Table 5. Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Table 6. Environmental, Manufacturing, and Handling Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Table 7. 128-pin LQFP Package Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 8. 144-pin LQFP Package Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34