92HD92 查看數據表（PDF） - Integrated Device Technology

零件编号

产品描述 (功能)

生产厂家

92HD92

SINGLE CHIP PC AUDIO SYSTEM CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO+I2S

Integrated Device Technology 

92HD92

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO

LIST OF FIGURES

Figure 1. Multi-channel capture ......................................................................................................................21

Figure 2. Multi-channel timing diagram ..........................................................................................................21

Figure 3. HP EAPD Example to be replaced by single pin for internal amp ..................................................25

Figure 4. EAPD implementation .....................................................................................................................25

Figure 5. Single Digital Microphone (data is ported to both left and right channels .......................................27

Figure 6. Stereo Digital Microphone Configuration ........................................................................................28

Figure 7. Quad Digital Microphone Configuration ..........................................................................................29

Figure 8. Analog PC Beep Active ..................................................................................................................30

Figure 9. Analog PC Beep Flow chart ............................................................................................................31

Figure 10. Combo Jack ..................................................................................................................................33

Figure 11. Left Justified Audio Interface (assuming 24-bit word length) ........................................................38

Figure 12. Right Justified Audio Interface (assuming 24-bit word length) ......................................................38

Figure 13. I2S Justified Audio Interface (assuming 24-bit word length) .........................................................38

Figure 14. Switching between Normal and Aux Audio Modes .......................................................................41

Figure 15. Playback Path on Parts Supporting Digital I/O .............................................................................45

Figure 16. Record Path on Parts Supporting Digital I/O ................................................................................46

Figure 17. 2-Wire Serial Control Interface ......................................................................................................47

Figure 18. Multiple Write Cycle ......................................................................................................................48

Figure 19. Read Cycle ...................................................................................................................................48

Figure 20. Multiple Read Cycle ......................................................................................................................49

Figure 21. HD Audio Bus Timing ....................................................................................................................77

Figure 22. Functional Block Diagram .............................................................................................................80

Figure 23. Widget Diagram ............................................................................................................................81

Figure 24. Port Configurations .......................................................................................................................82

Figure 25. ......................................................................................................................................................83

Figure 26. 48QFN Pin Assignment ..............................................................................................................299

Figure 27. 48QFN Package Diagram ...........................................................................................................302

IDT CONFIDENTIAL

10

©2009 INTEGRATED DEVICE TECHNOLOGY, INC.

V 1.1 1/12

92HD92

Share Link: