92HD99 データシートの表示（PDF） - Integrated Device Technology
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92HD99 Datasheet PDF : 226 Pages
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92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
LIST OF FIGURES
Figure 1. Multi-channel capture ......................................................................................................................17
Figure 2. Multi-channel timing diagram ..........................................................................................................17
Figure 3. HP EAPD Example to be replaced by single pin for internal amp ..................................................21
Figure 4. EAPD implementation .....................................................................................................................21
Figure 5. Single Digital Microphone (data is ported to both left and right channels .......................................23
Figure 6. Stereo Digital Microphone Configuration ........................................................................................24
Figure 7. Analog PC Beep Active ..................................................................................................................25
Figure 8. Analog PC Beep Flow chart ............................................................................................................26
Figure 9. Combo Jack ....................................................................................................................................28
Figure 10. Switching between Normal and Aux Audio Modes .......................................................................32
Figure 11. Aux Audio Playback When Nothing Plugged In (or System is not Docked) ..................................34
Figure 12. Aux Audio Playback When System Headphones are Plugged In .................................................34
Figure 13. Aux Audio Playback when the System is Docked and Headphones are Plugged In ....................35
Figure 14. HD Audio Bus Timing ....................................................................................................................42
Figure 15. Functional Block Diagram .............................................................................................................44
Figure 16. Widget Diagram ............................................................................................................................45
Figure 17. Port Configurations .......................................................................................................................46
Figure 18. 40QFN Pin Assignment ..............................................................................................................220
Figure 19. 40QFN Package Diagram ...........................................................................................................222
IDT CONFIDENTIAL
8
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.93 06/11
92HD99
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