AD1988

shjoyjoy

贴点AD1988的参数，求Realtek ALC889参数
Ten 192 kHz DACs
Five independent stereo DAC pairs
7.1 surround sound plus independent headphone
Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
* Y6 {8 d3 h- |0 K44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
  Q1 u+ g1 S. |! ~Selectable stereo mixer on outputs
16-, 20-, and 24-bit PCM resolution
% ]5 s- @* u8 b* K! k* N2 z4 k. n4 aSix 192 kHz ADCs
4 Z# p3 g; j- T% K0 j; N$ B- }Three independent stereo ADC pairs
: b. [: f2 A* u# SSimultaneous record of up to three stereo channels
* M1 T8 g- W& }4 ]( Q: NSupport for quad microphone arrays plus independent
capture channel
9 n0 _8 }5 O! zIndependent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
" C, H- F9 R9 _8 D3 v& m44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
1 @7 e& S- l% w" U' q5 O4 |0 ?sample rates
16-, 20-, and 24-bit resolution
' A3 s) W/ ]7 A0 |% c' N' KS/PDIF output
* A( C& x. H& U  I+ d44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
" L  m/ D' c- |2 t* |( l2 @sample rates
16-, 20-, and 24-bit data widths
" k- s; m0 n* W7 l3 c* S8 `3 w4 Q# GPCM, WMA/PRO, Dolby®, AC3, and DTS® formats
+ @: j! h4 _# J9 @8 q& [% VDigital PCM gain control
Digital PCM ADC/stream mixer
+ L  o8 h( _0 J7 D: JS/PDIF input
0 ]" F1 e  }6 a0 _! T+ K44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
16-, 20-, and 24-bit data widths
1 b2 J7 A% p0 |1 \PCM, WMA/PRO, Dolby, AC3, and DTS formats
+ q, @; h9 @  U! L; O1 KDigital PCM gain control
Auto synchronizes to source High quality stereo CD input with GND sense
2 t# W- X( H4 h0 r: CMONO_OUT pin for internal speakers or telephony
Retasking jack support
8 v- c5 C1 y: TENHANCED FEATURES
Three stereo headphone amps
' k+ t2 j$ x$ I& f6 bAD1988A: Windows Vista™ Operating System Premium Logo
; X! V; r1 h' q, o) L/ a3 {4 Kcompliant
8 Y# ]+ {( _3 o95 dB outputs
90 dB audio inputs
0 o+ y8 F, w+ B. Y# y) j, v# \AD1988B: Windows Vista Premium Logo compliant and
( X: N  z! q% S5 z* I: p# ZDolby Master Studio™ compliant
9 W8 v6 e# ?" ~8 r5 t101 dB outputs 92 dB audio inputs
6 C% W3 Q2 E8 Z2 M5 DInternal 32-bit arithmetic for greater accuracy Impedance and presence detection on all jacks
Analog PCBEEP and digital synthesis BEEP
C/LFE channel swap
* v) Y/ O# C- T  |Two general-purpose digital I/O (GPIO) pins
0 y: B2 H  I$ u) i' l8 w6 g' ~3.3 V analog and digital supplies
! w: ?' u! h! e1 U# ~- RReduced support components
Advanced power management modes
48-pin LQFP and LFCSP_VQ package options, Pb-free
# G- y# a: V7 r5 T3 KSupports Andrea Active Noise Reduction headphones
$ Q3 D2 _( o" d8 Y2 f0 mHardware volume control
$ c. A+ j: m* [3 }2 GBuilt-in microphone gain amps
Adjustable microphone bias pins

flz821028

:sweatingbullets:

flz821028

自己搜PDF去啊

shjoyjoy

楼上的搜一个看看

SweetapplE

AD1988，听着差点晕过去了，还不如CMI8738

shjoyjoy

8738？我这正好有，要不要再晕一次？

bf18888

只有ALC885的，，目前官方网站最顶级的只有885

7.1+2 Channel High-Performance HDA Codec with Content Protection
  
General Description
6 S) \, f/ u9 S" SThe ALC885 is a high-performance 7.1+2 Channel High Definition Audio Codec with advanced lossless content protection technology that protects pre-recorded content while still allowing full-rate audio enjoyment from DVD audio, Blu-ray DVD, or HD DVD discs.
  O% H/ y2 C# j0 r) E- z! G1 D
8 P7 g; j2 i2 f$ w; J0 U- P
4 a$ Y2 G6 a$ E5 V' \: s4 [3 aThe ALC885 provides ten DAC channels that simultaneously support 7.1 sound playback, plus 2 channels of independent stereo sound output (multiple streaming) through the front panel stereo outputs. Three stereo ADCs are integrated and can support a microphone array with Acoustic Echo Cancellation (AEC), Beam Forming (BF), and Noise Suppression (NS) technologies simultaneously.
* O/ T- B0 |, K% G3 o
/ x- t2 c! p/ V& s9 O) ~
All analog IO are input and output capable, and headphone amplifiers are also integrated at each analog output. All analog IOs can be re-tasked according to user’s definitions, or automatically switched depending on the connected device type.
! l1 s0 i) \2 J
5 z- t9 ?' C. t6 _6 [
! s3 \. h, h$ W$ ~$ F0 ~Support for 16/20/24-bit S/PDIF input and output offers easy connection of PCs to high-quality consumer electronic products such as digital decoders and speakers. The series incorporates Realtek proprietary converter technology to achieve 106dB Signal-to-Noise ratio (SNR) playback quality and 101dB SNR recording quality, and is designed for Windows Vista premium desktop and laptop systems.  
* w* Q0 L: s! a3 X  O

' C% l% w# c9 B& L, a7 h4 DThe ALC885 supports host/soft audio from the Intel ICH series chipset, and also from any other HDA compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and excellent software utilities like Karaoke mode, environment emulation, software equalizer, HRTF 3D positional audio, and optional Dolby® Master Studio™, the ALC885 provides an excellent home entertainment package and game experience for PC users.
" d# ~0 M8 P$ v6 \! s

) N  Q% v; }, U& C  
Features  
* ~" B; a6 Q: n# z! tHardware Features

High-performance DACs with 106dB dynamic range (A-Weight), ADCs with 101dB dynamic range (A-Weight)
* \9 i) W6 O' Q1 a+ D: ?9 CMeets performance requirements for Microsoft WLP 3.0 Premium desktop and mobile PCs
6 ^1 `! S2 k' [" _Ten DAC channels support 16/20/24-bit PCM format for 7.1 sound playback, plus 2 channels of concurrent independent stereo sound output (multiple streaming) through the front panel output
There stereo ADCs support 16/20/24-bit PCM format, one for stereo microphone, one for legacy mixer recording
2 e+ s4 K+ L. e& E8 l) `All DACs and ADCs supports 44.1k/48k/96k/192kHz sample rate
16/20/24-bit S/PDIF-OUT supports 44.1k/48k/96k/192kHz sample rate
16/20/24-bit S/PDIF-IN supports 44.1k/48k/96k/192kHz sample rate
Supports 444.1k/48k/96k/192kHz ADAT® digital output
! z8 ?1 c4 v/ `. t9 j& r# u6 PUp to four channels of microphone array input are supported for AEC/BF application
High-quality analog differential CD input
" h5 m7 ?0 t; E- @$ T: vSupports external PCBEEP input and built-in digital BEEP generator
# [' t2 ^$ r5 s3 ~Software selectable 2.5V/3.75V VREFOUT
9 E; d. [: N* _/ WTwo jack detection pins each designed to detect up to 4 jacks
) n0 Z) O( M' @9 mSupports legacy analog mixer architecture
Software selectable boost gain (+10/+20/+30dB) for analog microphone input
All analog jacks are stereo input and output re-tasking for analog plug & play
" h# ?, u& C) c5 W. D- PBuilt-in headphone amplifiers for each re-tasking jack
Two GPIOs (General Purpose Input and Output) for customized applications, and digital GPI Volume Control
3 ~; p. D% J/ }+ t- _1 vSupports anti-pop mode when analog power AVDD is on and digital power is off.
Supports stereo digital microphone interface for improved voice quality
Content Protection for Full Rate lossless Audio content playback (with selected versions of WinDVD/PowerDVD)
+ M0 x, ^+ x! W. c4 gMIDI interface for electronic music instrument support (Pins shared with S/PDIF-IN, S/PDIF-OUT)
48-pin LQFP ‘Green’ package


1 g0 u3 W! \- {1 Z  W% zSoftware Features
2 v6 ^) F& j4 d8 ]* g5 _
Compatible with Windows Vista Premium (complies with Microsoft WLP 3.0 specifications)
WaveRT-based audio function driver for Windows Vista
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
) C1 W& ~! h: Q' U1 T! `* \) FA3D™ compatible
I3DL2 compatible
! d% Z* |& i  KHRTF 3D Positional Audio
7.1+2 channel multi-streaming enables concurrent gaming/VoIP
Friendly user interface for 2-foot or 10-foot remote control applications
Emulation of 26 sound environments to enhance gaming experience
& w% `! r! ^/ C9 p$ G10-Band Software Equalizer
Voice Cancellation and Key Shifting in Karaoke mode
8 O" ^+ M* n( RRealtek Media Player
Enhanced Configuration Panel to improve user experience
4 Y' z" G/ K2 j- q$ q# gMicrophone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
  B9 q0 k2 u8 R* z! x- l/ N* a1 yMPU401 MIDI driver to for electronic music instrument support
ALC885M-GR features Dolby® Master Studio™ (optional software feature)

shjoyjoy

谢谢楼上的兄弟，其实我就是想知道这个889到底是885的改进呢还是简化版，呵呵。

kamov

现在我板子上的是ALC882, 声音没有旧机上的AD1888大....