Cirrus Logic CS4923 Manuals

Manuals and User Guides for Cirrus Logic CS4923. We have 1 Cirrus Logic CS4923 manual available for free PDF download: Manual

Cirrus Logic CS4923 Manual

Cirrus Logic CS4923 Manual (50 pages)

Brand: Cirrus Logic | Category: Motherboard | Size: 4 MB

Table of Contents

Table of Contents
2
1 Cdb4923 Vs. Cdb49300

5
- DSP Power
  5
- DSP PLL Filter
  5
2 Operation

5
- Power Requirements
  6
- Dolby Considerations
  7
3 Digital Signal Processor

7
- Control Signals
  7
- External Memory
  8
4 Control

8
- Table 1. Cs492X/Cs493Xx Host Interface Mode Selection
  8
5 Data Selection

9
- Figure 1. External Memory Example
  9
6 Clocking

14
7 Input

16
8 Output

17
9 Appendix A: Schematics

18
- Figure 4. Cs492X/Cs493Xx
  18
- Figure 5. System Power
  19
- Figure 6. PC Interface
  20
- Figure 7. Control Logic
  21
- Figure 8. Clocking
  22
- Figure 9. Analog Input
  23
- Figure 10. Digital Input
  24
- Figure 11. D/A Converters
  25
- Figure 12. Analog Output
  26
- Figure 13. Digital Output
  27
- Figure 14. Top Layer
  28
- Figure 15. Bottom Layer
  29
- Figure 16. SSTOP
  30
- Figure 17. ASYSTOP
  31
- Figure 18. Layer 2
  32
- Figure 19. Layer 3
  33
10 Appendix D: Bill of Materials

34
11 Appendix E: External Memory Schematics

37
- Figure 20. CRD4923-MEM Schematic
  37
- Figure 21. CDB49300-MEM Schematic
  38
12 Appendix F: Board Control Software

39
13 Appendix G: IC Component Listing by Function

42
- Power
  42
- Reset
  42
- Clocking
  42
- Signal Routing/Level Conversion
  42
- Dsp
  42
- Input
  42
- Output
  42
14 Appendix H: Jumpers Listed by Function

43
- Audio Input Jumpers
  43
- Audio Output Jumpers
  43
- DSP Jumpers
  43
- Power Jumpers
  44
- System Clocking Jumpers
  44
15 Appendix I: Jumpers Listed by Number

46
16 Appendix J: Switch Summary

47

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