标题: 螃蟹ALC272素质在什么水平 [打印本页] 作者: 方圆九州 时间: 2010-5-17 16:09 标题: 螃蟹ALC272素质在什么水平 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）。 ; i) q# P" b: W, a7 |- b/ k# [) N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。) r2 m8 P. ], N& v! c' F
查了它的资料，可是看不太懂…… 9 ~$ F5 L j& F0 K' L; XFeatures $ K# v# W) J; U+ wHardware Features / F" V! i3 W7 DMeets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP " }9 \& Q; b/ a; Q% UTwo stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming) ' J4 I# a. ]0 G$ CTwo stereo ADC supports 16/20/24-bit PCM format for two independent recording 0 f0 |0 P5 |/ v. v2 A% h$ j% GAll DACs support independent 44.1k/48k/96k/192kHz sample rate ' [- T( B5 @7 I8 g4 EAll ADCs support independent 44.1k/48k/96k/192kHz sample rate " f8 X3 h8 T6 l! u
Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate * c1 H; G# V7 y }0 ]
All analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking % ?6 p# O0 G1 u: m, s& [ y
Supports line level mono output 8 Q9 q/ ~; {7 v5 S1 i; J
Supports analog PCBEEP input, and features an integrated digital BEEP generator ; B- E7 f0 K1 M. \8 g
Support two stereo digital microphone input for microphone array AEC/BF application 3 Q9 Z1 E" w3 p I9 H) A
Each stereo digital microphone interface has its own clock output to support independent sample rate ) M6 j6 Y& @" K( j; R
Supports legacy analog mixer architecture ' ?- O8 v. ~! H4 iBuilt-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I. 2 N$ D2 |+ C; m- i" V4 e# ?. }Headphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors 8 g/ i8 W4 u6 x4 g
Software selectable 2.5V and 3.2V reference output for microphone bias * H6 r, r3 B, ]( h0 q7 {5 s( |4 q+ V
Software selectable boost gain (+10/+20/+30dB) for analog microphone input # e" _; m# F. r6 ^. p1 s
Two jack detection pins; each supports detection of up to 4 jacks 6 ?& Y; B/ G- n' I1 x" _
Supports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface) # G0 K6 B9 d; {
Supports EAPD (External Amplifier Power Down) control for external amplifier 2 J8 v" y$ f- _- C7 u2 X; ESupports anti-pop mode when analog power AVDD is on and digital power is off 7 G. T- G& U; I5 Q% A7 w: mSupports 1.5V~3.3V scalable I/O for HD Audio link / n6 M2 ~2 W9 X8 I! W/ ~
48-pin LQFP ‘Green’ package 8 ~" V2 Y5 j% H# R; e' TJack detection function is supported when device is in power down mode (D3) ) b6 x5 U& E9 u8 u, G" i& g) X- `Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter & ]- l+ J' t, o% y7 k1 c# k. l
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 ( S+ I) A: O! ]. M+ l7 m0 S! {: i0 i/ E* p' i) x" l0 d {
Software Features 1 ]: Y) M; k* i7 ]( qMeets Microsoft WLP 3.10 and future WLP audio requirements # b8 ^( n. \0 z
WaveRT-based audio function driver for Windows Vista # ?" E- t6 X% Z: S. W3 LEAX™ 1.0 & 2.0 compatible - P) s3 A4 U, C- w$ b1 H
Direct Sound 3D™ compatible , X4 D, k5 z! U) ZA3D™ compatible 5 C2 R% D* l) M' P4 u- t, m6 N( H; f; M
I3DL2 compatible 0 D) O. N$ f( e2 |! X" IEmulation of 26 sound environments to enhance gaming experience 5 a. H& y6 M: cMulti-band software equalizer and related tools are provided 5 y1 h B1 ~8 k9 P; T' v
Voice Cancellation and Key Shifting effect ' ]+ p1 Y& |0 N; Z3 j: F, p" W( J' ^Dynamic range control (expander, compressor and limiter) with adjustable parameters 4 A8 i& ~; _" d0 S( |
Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience 0 c+ _6 m/ ~8 t( S% j
Provides 10-foot GUI for easy menu navigation on Windows Media Center $ y8 P# R% E, V$ yMicrophone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application + a0 W w" e+ t5 y
Smart multiple streaming operation $ N% t0 Y9 A$ m- HHDMI audio driver for AMD platform - C* W, H4 z5 g1 H8 i1 f% jDolby® PCEE program™ (optional software feature) 2 w @0 j5 f* N2 u& C6 V. \
DTS® CONNECT™ (optional software feature) 8 n6 ~% ~) q0 p8 KSRS® TrueSurround HD (optional software feature) ! t. [# F. R5 m% C4 r4 x% Y# d
Fortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature作者: 酷风 时间: 2010-5-18 00:11
板载的东西，尤其是笔记本的板载，期望不要太高1 d, T2 ~7 b# B8 _& T8 j
关键是你的要求有多高