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92HD90のメーカーはIDTです、この部品の機能は「SINGLE CHIP PC AUDIO SYSTEM」です。 |
部品番号 | 92HD90 |
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部品説明 | SINGLE CHIP PC AUDIO SYSTEM | ||
メーカ | IDT | ||
ロゴ | |||
このページの下部にプレビューと92HD90ダウンロード(pdfファイル)リンクがあります。 Total 30 pages
DATASHEET
SINGLE CHIP PC AUDIO SYSTEM
CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO+I2S
Description
The 92HD90 single-chip audio system is a low power
optimized, high fidelity, 4-channel audio codec with
integrated speaker amplifier, capless headphone amplifier,
and low drop out voltage regulator.
Dual High Definition Audio and I2S Interfaces allow for
docking audio support with a single codec.
The integrated combo jack allows for dual-function
headphone and headset detection.
The integrated high-pass and band-pass filters allow for
Hardware EQ and speaker protection.
The high integration of the 92HD90 enables the smallest
PCB footprint with the lowest system audio BOM count and
cost.
The 92HD90 provides high quality HD Audio capability to
notebook and business desktop PC applications.
92HD90
Features
• 4 Channels (2 stereo DACs and 2 stereo ADCs)
with 24-bit resolution
• Supports full-duplex stereo audio and simultaneous
VoIP
• Provides a mono output
• 2.1 audio crossover support
• 2W/channel Class-D stereo BTL speaker amplifier
@ 4 ohms and 5V
• 10 band hardware parametric equalizer
• Hardware compressor limiter
• Capless headphone amplifier with charge
pump/LDO)
• I2S support (2 ports)
• Combo Jack Support allowing for dual-function
headphone and headset detection
• Speaker Protection
• Dedicated BTL high pass filter
• Mono bandpass filter
• Full HDA015-B low power support
• Internal digital core LDO voltage regulator
•www.DataSheet.net/ Microsoft WLP desktop premium logo compliant
• Dual SPDIF for WLP compliant support of
simultaneous HDMI and SPDIF output
• Support for 1.5V and 3.3V HDA signaling
• Two digital microphone inputs (mono, stereo, or
quad microphones)
• High performance analog mixer
• 2 adjustable VREF Out pins for analog microphone
bias
• 4 analog ports with port presence detect (3 single
ended, 1 BTL)
• Analog and digital PC Beep support
• 48-pad QFN RoHS package
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
1
V 1.1 1/12
92HD90
Datasheet pdf - http://www.DataSheet4U.co.kr/
1 Page 92HD90
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
TABLE OF CONTENTS
1. DESCRIPTION ........................................................................................................................ 11
1.1. Overview ..........................................................................................................................................11
1.2. Orderable Part Numbers ..................................................................................................................11
2. DETAILED DESCRIPTION ..................................................................................................... 12
2.1. Port Functionality .............................................................................................................................12
2.1.1. Port Characteristics ............................................................................................................13
2.1.2. Vref_Out .............................................................................................................................15
2.1.3. Jack Detect ........................................................................................................................15
2.1.4. SPDIF Output .....................................................................................................................15
2.2. Mono Output ....................................................................................................................................17
2.3. Mono output Band-Pass Filter .........................................................................................................18
2.3.1. Filter Description ................................................................................................................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
2.10.1. AFG D3cold .....................................................................................................................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 ..........................................................www..Data.Shee.t.net/....................................................................33
2.20. BTL Amplifier High-Pass Filter .......................................................................................................33
2.20.1. Filter Description ..............................................................................................................34
2.21. EQ ..................................................................................................................................................34
2.22. Combo Jack Detection ...................................................................................................................34
2.23. GPIO ..............................................................................................................................................35
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
2.24. HD Audio HDA015-B support ........................................................................................................35
2.25. Digital Core Voltage Regulator ......................................................................................................36
2.26. Digital Audio Port (I2S) ..................................................................................................................37
2.26.1. Characteristics .................................................................................................................37
2.26.2. Left Justified Audio Interface ............................................................................................39
2.26.3. Right Justified Audio Interface (assuming n-bit word length) ...........................................39
2.26.4. I2S Format Audio Interface ..............................................................................................39
2.27. Microphone Mute Input ..................................................................................................................39
3. CHARACTERISTICS ............................................................................................................... 41
3.1. Electrical Specifications ...................................................................................................................41
3.1.1. Absolute Maximum Ratings ...............................................................................................41
3.1.2. Recommended Operating Conditions ................................................................................41
3.2. 92HD90 Analog Performance Characteristics (PRELIMINARY) ......................................................................42
3.3. Class-D BTL Amplifier Performance ................................................................................................45
3.4. Capless Headphone Supply Characteristics ....................................................................................46
3.5. AC Timing Specs .............................................................................................................................46
3.5.1. HD Audio Bus Timing .........................................................................................................46
3.5.2. SPDIF Timing .....................................................................................................................47
3.5.3. Digital Microphone Timing .................................................................................................47
3.5.4. GPIO Characteristics .........................................................................................................47
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
3
V 1.1 1/12
92HD90
Datasheet pdf - http://www.DataSheet4U.co.kr/
3Pages 92HD90
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
7.10.11. PortF (NID = 0Fh): EAPDBTLLR .................................................................................151
7.10.12. PortF (NID = 0Fh): InVolLeft ........................................................................................152
7.10.13. PortF (NID = 0Fh): InVolRight ......................................................................................152
7.10.14. PortF (NID = 0Fh): ConfigDefault .................................................................................153
7.11. MonoOut (NID = 10h): WCap ......................................................................................................156
7.11.1. MonoOut (NID = 10h): PinCap .......................................................................................157
7.11.2. MonoOut (NID = 10h): ConLst .......................................................................................158
7.11.3. MonoOut (NID = 10h): ConLstEntry0 .............................................................................159
7.11.4. MonoOut (NID = 10h): PwrState ....................................................................................159
7.11.5. MonoOut (NID = 10h): PinWCntrl ..................................................................................160
7.11.6. MonoOut (NID = 10h): ConfigDefault .............................................................................161
7.12. DMic0 (NID = 11h): WCap ...........................................................................................................164
7.12.1. DMic0 (NID = 11h): PinCap ...........................................................................................165
7.12.2. DMic0 (NID = 11h): InAmpLeft .......................................................................................166
7.12.3. DMic0 (NID = 11h): InAmpRight ....................................................................................167
7.12.4. DMic0 (NID = 11h): PwrState .........................................................................................167
7.12.5. DMic0 (NID = 11h): PinWCntrl .......................................................................................168
7.12.6. DMic0 (NID = 11h): UnsolResp ......................................................................................169
7.12.7. DMic0 (NID = 11h): ChSense ........................................................................................169
7.12.8. DMic0 (NID = 11h): ConfigDefault .................................................................................170
7.13. DMic1Vol (NID = 12h): WCap ......................................................................................................173
7.13.1. DMic1Vol (NID = 12h): ConLst .......................................................................................174
7.13.2. DMic1Vol (NID = 12h): ConLstEntry0 ............................................................................175
7.13.3. DMic1Vol (NID = 12h): InAmpLeft ..................................................................................175
7.13.4. DMic1Vol (NID = 12h): InAmpRight ...............................................................................175
7.13.5. DMic1Vol (NID = 12h): PwrState ...................................................................................176
7.14. DAC0 (NID = 13h): WCap ............................................................................................................177
7.14.1. DAC0 (NID = 13h): Cnvtr ...............................................................................................178
7.14.2. DAC0 (NID = 13h): OutAmpLeft .....................................................................................179
7.14.3. DAC0 (NID = 13h): OutAmpRight ..................................................................................180
7.14.4. DAC0 (NID = 13h): PwrState ....................www..Data.Shee.t.net/.................................................................. 180
7.14.5. DAC0 (NID = 13h): CnvtrID ............................................................................................181
7.14.6. DAC0 (NID = 13h): EAPDBTLLR ...................................................................................182
7.15. DAC1 (NID = 14h): WCap ............................................................................................................182
7.15.1. DAC1 (NID = 14h): Cnvtr ...............................................................................................184
7.15.2. DAC1 (NID = 14h): OutAmpLeft .....................................................................................185
7.15.3. DAC1 (NID = 14h): OutAmpRight ..................................................................................185
7.15.4. DAC1 (NID = 14h): PwrState .........................................................................................186
7.15.5. DAC1 (NID = 14h): CnvtrID ............................................................................................187
7.15.6. DAC1 (NID = 14h): EAPDBTLLR ...................................................................................187
7.16. ADC0 (NID = 15h): WCap ............................................................................................................188
7.16.1. ADC0 (NID = 15h): ConLst ............................................................................................189
7.16.2. ADC0 (NID = 15h): ConLstEntry0 ..................................................................................190
7.16.3. ADC0 (NID = 15h): Cnvtr ...............................................................................................190
7.16.4. ADC0 (NID = 15h): ProcState ........................................................................................191
7.16.5. ADC0 (NID = 15h): PwrState .........................................................................................192
7.16.6. ADC0 (NID = 15h): CnvtrID ............................................................................................193
7.17. ADC1 (NID = 1Bh): WCap ...........................................................................................................193
7.17.1. ADC1 (NID = 1Bh): ConLst ............................................................................................195
7.17.2. ADC1 (NID = 1Bh): ConLstEntry0 ..................................................................................195
7.17.3. ADC1 (NID = 1Bh): Cnvtr ...............................................................................................196
7.17.4. ADC1 (NID = 1Bh): ProcState ........................................................................................197
7.17.5. ADC1 (NID = 1Bh): PwrState .........................................................................................198
7.17.6. ADC1 (NID = 1Bh): CnvtrID ...........................................................................................199
7.18. ADC0Mux (NID = 17h): WCap .....................................................................................................200
7.18.1. ADC0Mux (NID = 17h): ConLst ......................................................................................201
7.18.2. ADC0Mux (NID = 17h): ConLstEntry4 ...........................................................................202
7.18.3. ADC0Mux (NID = 17h): ConLstEntry0 ...........................................................................202
7.18.4. ADC0Mux (NID = 17h): OutAmpCap .............................................................................203
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
6
V 1.1 1/12
92HD90
Datasheet pdf - http://www.DataSheet4U.co.kr/
6 Page | |||
ページ | 合計 : 30 ページ | ||
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部品番号 | 部品説明 | メーカ |
92HD90 | SINGLE CHIP PC AUDIO SYSTEM | IDT |
92HD91 | SINGLE CHIP PC AUDIO SYSTEM | IDT |
92HD92 | SINGLE CHIP PC AUDIO SYSTEM | IDT |
92HD93 | SINGLE CHIP PC AUDIO SYSTEM | IDT |