IDT92HD90B0X5NLGXYAX8 IDT, Integrated Device Technology Inc, IDT92HD90B0X5NLGXYAX8 Datasheet - Page 3
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IDT92HD90B0X5NLGXYAX8
Manufacturer Part Number
IDT92HD90B0X5NLGXYAX8
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.IDT92HD90B0X5NLGXYAX8.pdf
(298 pages)
Specifications of IDT92HD90B0X5NLGXYAX8
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92HD90
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
TABLE OF CONTENTS
1. DESCRIPTION ........................................................................................................................ 11
2. DETAILED DESCRIPTION ..................................................................................................... 12
3. CHARACTERISTICS ............................................................................................................... 40
1.1. Overview ..........................................................................................................................................11
1.2. Orderable Part Numbers ..................................................................................................................11
2.1. Port Functionality .............................................................................................................................12
2.2. Mono Output ....................................................................................................................................17
2.3. Mono output Band-Pass Filter .........................................................................................................18
2.4. Mixer ................................................................................................................................................18
2.5. ADC Multiplexers .............................................................................................................................18
2.6. Power Management .........................................................................................................................18
2.7. AFG D0 ............................................................................................................................................20
2.8. AFG D1 ............................................................................................................................................20
2.9. AFG D2 ............................................................................................................................................20
2.10. AFG D3 ..........................................................................................................................................20
2.11. Vendor Specific Function Group Power States D4/D5 ..................................................................20
2.12. Low-voltage HDA Signaling ...........................................................................................................21
2.13. Multi-channel capture ....................................................................................................................21
2.14. EAPD .............................................................................................................................................23
2.15. Digital Microphone Support ...........................................................................................................26
2.16. Analog PC-Beep ............................................................................................................................30
2.17. Digital PC-Beep .............................................................................................................................32
2.18. Headphone Drivers ........................................................................................................................33
2.19. BTL Amplifier .................................................................................................................................33
2.20. BTL Amplifier High-Pass Filter .......................................................................................................33
2.21. EQ ..................................................................................................................................................34
2.22. Combo Jack Detection ...................................................................................................................34
2.23. GPIO ..............................................................................................................................................35
2.24. HD Audio HDA015-B support ........................................................................................................35
2.25. Digital Core Voltage Regulator ......................................................................................................36
2.26. Digital Audio Port (I2S) ..................................................................................................................37
3.1. Electrical Specifications ...................................................................................................................40
3.2. 92HD90 Analog Performance Characteristics
3.3. Class-D BTL Amplifier Performance ................................................................................................45
3.4. Capless Headphone Supply Characteristics ....................................................................................45
3.5. AC Timing Specs .............................................................................................................................45
2.1.1. Port Characteristics ............................................................................................................13
2.1.2. Vref_Out .............................................................................................................................15
2.1.3. Jack Detect ........................................................................................................................15
2.1.4. SPDIF Output .....................................................................................................................15
2.3.1. Filter Description ................................................................................................................18
2.10.1. AFG D3cold .....................................................................................................................20
2.20.1. Filter Description ..............................................................................................................34
2.23.1. GPIO Pin mapping and shared functions .........................................................................35
2.23.2. SPDIF/Digital Microphone/GPIO Selection ......................................................................35
2.23.3. Digital Microphone/GPIO Selection .................................................................................35
2.26.1. Characteristics .................................................................................................................37
2.26.2. Left Justified Audio Interface ............................................................................................38
2.26.3. Right Justified Audio Interface (assuming n-bit word length) ...........................................39
2.26.4. I2S Format Audio Interface ..............................................................................................39
3.1.1. Absolute Maximum Ratings ...............................................................................................40
3.1.2. Recommended Operating Conditions ................................................................................40
3.5.1. HD Audio Bus Timing .........................................................................................................45
3.5.2. SPDIF Timing .....................................................................................................................46
3.5.3. Digital Microphone Timing .................................................................................................46
3.5.4. GPIO Characteristics .........................................................................................................47
3.5.5. I2S Interface Timing ...........................................................................................................48
(PRELIMINARY) ......................................................................41
3
V 0.91 10/10
92HD90
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