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螃蟹ALC272素质在什么水平

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1#
发表于 2010-5-17 16:09 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
是联想笔记本采用的(芯片型号是问客服查的),自带光纤输出(和耳机共用一孔)。+ F! x4 }9 T; L0 A
想知道这芯片的素质如何,常见的都是889A,888S什么的,没听说过ALC272。如果还凑合,我想尝试用它直接接个解码试试。  L* J% E, ^. c5 ?# d4 d* [
查了它的资料,可是看不太懂……5 O/ Y% {: k- P7 ^$ e/ x
Features  
/ I  S1 ^; J( _Hardware Features
3 C& D+ I, G( aMeets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP
. n% ]) s8 S, {% l* hTwo stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming) - G2 O' e8 `- T+ O4 ?/ P
Two stereo ADC supports 16/20/24-bit PCM format for two independent recording
/ m6 L% s0 W# g, k5 @7 zAll DACs support independent 44.1k/48k/96k/192kHz sample rate 6 [* @- d; q5 T9 I( A( V
All ADCs support independent 44.1k/48k/96k/192kHz sample rate
% }+ N# N+ I$ ]8 I1 NTwo independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate ( S+ y+ u9 i0 Y! u
All analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking : l# \8 R% i& O) h$ v
Supports line level mono output
9 u  C  n- G* DSupports analog PCBEEP input, and features an integrated digital BEEP generator   T! w1 \  o" J1 \" n3 g
Support two stereo digital microphone input for microphone array AEC/BF application " B* A. m" i+ T  O$ F% [# g& f
Each stereo digital microphone interface has its own clock output to support independent sample rate " c0 s8 T# x2 o0 C; R# c
Supports legacy analog mixer architecture
! t6 Q. ^3 P, Q1 C* {Built-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I. , {+ M1 y$ U2 M- a; V# A+ `: J
Headphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors
9 e: f% U( ?2 F2 {Software selectable 2.5V and 3.2V reference output for microphone bias
# Q, J) ^! c0 M0 |( f2 L( [Software selectable boost gain (+10/+20/+30dB) for analog microphone input
, Z" r; k( |1 u, F  JTwo jack detection pins; each supports detection of up to 4 jacks ' G4 H( n" ^/ |- R) j2 |6 L
Supports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface)
- F* o( x  G' @" QSupports EAPD (External Amplifier Power Down) control for external amplifier
4 [) J' g2 C2 P* wSupports anti-pop mode when analog power AVDD is on and digital power is off % G& e( e( F( {$ C
Supports 1.5V~3.3V scalable I/O for HD Audio link 2 v# Z8 S2 a2 E6 M% q8 W; T
48-pin LQFP ‘Green’ package
7 s" [" C( W9 S5 c1 B1 n9 A& f- gJack detection function is supported when device is in power down mode (D3) 7 |5 U% B3 {+ R8 a: a( g; L3 A! q
Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter * |4 _; J! W" E. T) H) V3 j
Intel low power ECR compliant, supports power status control for each analog converter and pin widgets, supports jack detection and wake up event in D3 mode , k, b& G8 h% c- I

; m9 T5 e+ L( A: \6 U: zSoftware Features - q' g- n+ n' A
Meets Microsoft WLP 3.10 and future WLP audio requirements
# d: J7 s* w; t0 H! F  e/ @, AWaveRT-based audio function driver for Windows Vista . _$ v8 E) j. \' z6 p' L
EAX™ 1.0 & 2.0 compatible
* |* S; r& f  O- Z1 b5 ]9 H8 ZDirect Sound 3D™ compatible 4 c. b% \0 M' o% k) x
A3D™ compatible
" Y0 F, F; M; PI3DL2 compatible
5 D! L8 f% n! B$ |, g3 w$ `Emulation of 26 sound environments to enhance gaming experience
: b8 B/ c- r7 g( V& w7 L/ {% r; bMulti-band software equalizer and related tools are provided . @0 d/ Q+ @2 l; r8 r$ s
Voice Cancellation and Key Shifting effect   t$ n( x* n. J, i
Dynamic range control (expander, compressor and limiter) with adjustable parameters / @* N1 @9 Q* q- |. F
Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience
1 V9 B3 B3 I; v7 U, M1 e7 zProvides 10-foot GUI for easy menu navigation on Windows Media Center
6 o4 Z. q4 F1 m8 LMicrophone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
$ b) @  D! l9 K4 [# ~' gSmart multiple streaming operation . [+ b8 ~  F2 a7 k1 P
HDMI audio driver for AMD platform ! \/ n0 R& ?4 x* H+ M% N
Dolby® PCEE program™ (optional software feature) & j, |: \2 |8 p" T, H) y
DTS® CONNECT™ (optional software feature) 9 K# Y% b- K2 v
SRS® TrueSurround HD (optional software feature) ) u- Z- j: T# u& H. A) f6 {
Fortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature
2#
发表于 2010-5-18 00:11 | 只看该作者
板载的东西,尤其是笔记本的板载,期望不要太高
# H7 ^' p4 ^$ P# z: b) u关键是你的要求有多高
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