AD1988

shjoyjoy

贴点AD1988的参数，求Realtek ALC889参数
4 _8 ^# d$ y) M3 O" ITen 192 kHz DACs
0 ]( Y1 C+ ^9 p- S0 q  EFive independent stereo DAC pairs
7.1 surround sound plus independent headphone
  O( ]* R) u; V! b' s( O3 ?Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
. k- M  [# ^$ |, W- ]Selectable stereo mixer on outputs
& F4 C6 x$ Q* E16-, 20-, and 24-bit PCM resolution
* N1 A4 J( ?9 |3 PSix 192 kHz ADCs
! |% q; j. g6 S& ?; p1 EThree independent stereo ADC pairs
# d* K5 E- r1 e# |Simultaneous record of up to three stereo channels
" {" x! M4 l1 uSupport for quad microphone arrays plus independent
capture channel
Independent 8 kHz, 11.025 kHz, 16 kHz, 22.05 kHz, 32 kHz,
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
9 t# v5 u0 y" I16-, 20-, and 24-bit resolution
5 K7 ]3 w- ~5 P! r, E9 ?$ gS/PDIF output
" `+ |" L! J' S. W6 g* l$ z44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
sample rates
4 Y2 d6 f; `( _( c8 x16-, 20-, and 24-bit data widths
& \4 w4 Z9 T; r% B/ KPCM, WMA/PRO, Dolby®, AC3, and DTS® formats
1 N7 c5 [6 A% w- o% kDigital PCM gain control
Digital PCM ADC/stream mixer
7 u* _/ N0 ~+ ~, `1 pS/PDIF input
9 `/ ~% I1 N2 p44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz
2 K4 ?9 X% s/ E4 Psample rates
16-, 20-, and 24-bit data widths
PCM, WMA/PRO, Dolby, AC3, and DTS formats
+ K5 o% [6 Y& Z/ ~% Q: ]Digital PCM gain control
Auto synchronizes to source High quality stereo CD input with GND sense
6 t+ f% n# M* n# `& m1 o' R$ \- QMONO_OUT pin for internal speakers or telephony
Retasking jack support
ENHANCED FEATURES
% W) Q$ i8 W. AThree stereo headphone amps
% ~, Z/ @% }* @AD1988A: Windows Vista™ Operating System Premium Logo
compliant
# [5 C% c3 ]) C# {5 n95 dB outputs
, h- }, Z5 d/ ?4 e7 I( E90 dB audio inputs
AD1988B: Windows Vista Premium Logo compliant and
Dolby Master Studio™ compliant
101 dB outputs 92 dB audio inputs
5 M2 E7 d, }( tInternal 32-bit arithmetic for greater accuracy Impedance and presence detection on all jacks
) H* X0 }, }" W/ {# Z* R' DAnalog PCBEEP and digital synthesis BEEP
C/LFE channel swap
8 o5 I: a0 m- yTwo general-purpose digital I/O (GPIO) pins
3.3 V analog and digital supplies
/ W/ |( x+ U  A7 ?Reduced support components
4 S$ b2 M! d* t9 @& lAdvanced power management modes
48-pin LQFP and LFCSP_VQ package options, Pb-free
Supports Andrea Active Noise Reduction headphones
Hardware volume control
& Z' a+ `# I' T2 Q9 E+ U: M5 aBuilt-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
0 c. \& i" o# h3 J$ P4 n: r6 V
9 v% _/ g5 _1 |6 m* g1 e4 T8 N2 `7.1+2 Channel High-Performance HDA Codec with Content Protection
  
General Description
1 u! h0 ?% ^& n; g" rThe 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.
, W$ K9 K7 t4 q+ `# K- t+ I

/ y0 d; f# a$ y: S8 z7 C4 GThe 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.

7 h7 V: A: C, q, x  c
  y3 M3 q# t  VAll 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.
9 H8 T0 d3 B% `6 M
# X6 s, c% [& ^4 H5 k- V0 I2 q+ y! ]
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.  


The 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.
2 {$ }5 H) a! o4 }% v, d9 A' v; z

5 X, e0 z3 G4 c) T/ A; F  
  z, p7 {4 K' P4 |! D1 x* ^Features  
Hardware Features

& D# D" I* p" H) P; kHigh-performance DACs with 106dB dynamic range (A-Weight), ADCs with 101dB dynamic range (A-Weight)
: l) M- `. r% D& \) o# a% i0 ^2 RMeets performance requirements for Microsoft WLP 3.0 Premium desktop and mobile PCs
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
All DACs and ADCs supports 44.1k/48k/96k/192kHz sample rate
$ i+ x+ e+ @  A& G* U: e  h; ^$ M: z  V16/20/24-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
. Q9 C6 d: n: i, I. Y2 ZUp to four channels of microphone array input are supported for AEC/BF application
) {1 J! Z9 e' j! cHigh-quality analog differential CD input
Supports external PCBEEP input and built-in digital BEEP generator
) Y5 J5 F/ u0 l8 @& Y1 q# VSoftware selectable 2.5V/3.75V VREFOUT
# F5 F* }1 k4 KTwo jack detection pins each designed to detect up to 4 jacks
Supports 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
Built-in headphone amplifiers for each re-tasking jack
: B! m% e* x. V% g" R3 e1 q# qTwo GPIOs (General Purpose Input and Output) for customized applications, and digital GPI Volume Control
2 i5 C. R7 k9 W# H6 n8 O  ~1 Y% ZSupports anti-pop mode when analog power AVDD is on and digital power is off.
Supports stereo digital microphone interface for improved voice quality
: m' O- `- D; q% \2 w" jContent Protection for Full Rate lossless Audio content playback (with selected versions of WinDVD/PowerDVD)
4 D0 `: p7 V" @- L% N2 BMIDI interface for electronic music instrument support (Pins shared with S/PDIF-IN, S/PDIF-OUT)
( H: q, L% h1 s' b) _48-pin LQFP ‘Green’ package


# z0 h  I1 \: j8 O2 j2 A  G& R* _Software Features

. {  I7 o2 e( q& A. H/ m& dCompatible with Windows Vista Premium (complies with Microsoft WLP 3.0 specifications)
- {1 o) A) x; P2 W/ M2 _WaveRT-based audio function driver for Windows Vista
EAX™ 1.0 & 2.0 compatible
# A9 f; f% m6 a$ `Direct Sound 3D™ compatible
A3D™ compatible
I3DL2 compatible
HRTF 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
2 s6 e: s6 R0 }, nEmulation of 26 sound environments to enhance gaming experience
10-Band Software Equalizer
  P9 r; r7 T5 e( I/ k& QVoice Cancellation and Key Shifting in Karaoke mode
) h. g; o9 Q* V" H* PRealtek Media Player
0 A2 c! e) h7 n5 x! NEnhanced Configuration Panel to improve user experience
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
2 z6 s( k6 G% [6 U2 K7 l9 ]) d: ~MPU401 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....