92HD81B1C5NLGXUAX Integrated Device Technology (Idt), 92HD81B1C5NLGXUAX Datasheet - Page 10

• Manufacturer Part Number: 92HD81B1C5NLGXUAX
• Description: Audio Codec 2ADC / 2DAC 24-Bit 48-Pin VFQFPN EP Tray
• Manufacturer: Integrated Device Technology (Idt)
• Type: General Purposer

Specifications of 92HD81B1C5NLGXUAX

• Package: 48VFQFPN EP
• Adc/dac Resolution: 24 Bit
• Number Of Channels: 2ADC /2 DAC
• Sampling Rate: 192 KSPS
• Number Of Dac Outputs: 8
• Number Of Dacs: 2
• Operating Supply Voltage: 1.5|1.8|3.3|4|4.75|5 V

92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
LIST OF FIGURES
IDT™ CONFIDENTIAL
Figure 1. 92HD81 Block Diagram ..................................................................................................................12
Figure 2. System Diagram ............................................................................................................................12
Figure 3. Multi-channel capture ......................................................................................................................23
Figure 4. Multi-channel timing diagram ..........................................................................................................23
Figure 5. Single Digital Microphone (data is ported to both left and right channels .......................................26
Figure 6. Stereo Digital Microphone Configuration ........................................................................................27
Figure 7. Quad Digital Microphone Configuration ..........................................................................................28
Figure 8. HP EAPD Example to be replaced by single pin for internal amp ..................................................33
Figure 9. HD Audio Bus Timing ......................................................................................................................46
Figure 10. Functional Block Diagram .............................................................................................................49
Figure 11. Widget Diagram ............................................................................................................................50
Figure 12. Desktop Port Configurations .........................................................................................................51
Figure 13. Port Configuration .........................................................................................................................52
Figure 14. Pin Assignment ...........................................................................................................................281
Figure 15. 48QFN Package Diagram ...........................................................................................................284
Figure 16. Solder Reflow Profile ..................................................................................................................285
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V 0.987 11/09
92HD81