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）。 ! ?! I4 @ u3 {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。 ) u! Y. { B3 L. b! h9 C. U查了它的资料，可是看不太懂……: G S/ M/ a3 B1 B
Features 6 [) x9 C6 V- d) v* zHardware Features ' f* \5 }) w0 z# o2 i
Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP 5 H* t2 @* n* r
Two stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming) + c4 B5 |% p$ ?$ K% w
Two stereo ADC supports 16/20/24-bit PCM format for two independent recording 3 ~0 q: j4 M1 F! k! m$ I5 h/ vAll DACs support independent 44.1k/48k/96k/192kHz sample rate ) N- o: g7 O$ c7 ?' o- `( v
All ADCs support independent 44.1k/48k/96k/192kHz sample rate - ^' r" }& v& C
Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate : k$ g1 V$ S% \- jAll analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking 1 V# Z/ R; }7 ^
Supports line level mono output : v# n2 U& h( j" F( E$ \5 rSupports analog PCBEEP input, and features an integrated digital BEEP generator : K5 ?: T. `' B: p7 G4 [( RSupport two stereo digital microphone input for microphone array AEC/BF application 7 j5 N. z- M5 A$ `) g
Each stereo digital microphone interface has its own clock output to support independent sample rate & |7 O1 v! z) H- ~) }Supports legacy analog mixer architecture * N3 l, Y3 p+ k, T- s1 t" E- L0 o5 o
Built-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I. 6 T8 d) H' |! ~, Y# |5 F
Headphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors ! f. m. A* ?9 o* u
Software selectable 2.5V and 3.2V reference output for microphone bias ! u2 u# j) d3 Z' tSoftware selectable boost gain (+10/+20/+30dB) for analog microphone input ) H2 P; P1 ?/ C w" _- r4 O
Two jack detection pins; each supports detection of up to 4 jacks ; A4 n! L$ i- H; ^, mSupports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface) 3 q4 i7 B p- q0 zSupports EAPD (External Amplifier Power Down) control for external amplifier / m( o, `% H: w$ F, }9 J' @Supports anti-pop mode when analog power AVDD is on and digital power is off 1 l; d5 @4 v) t* J. A3 C
Supports 1.5V~3.3V scalable I/O for HD Audio link % q1 M4 Z0 m/ ?6 n% Z W5 q( h4 ]48-pin LQFP ‘Green’ package : E2 i3 c9 k8 O8 M0 s7 d( ~Jack detection function is supported when device is in power down mode (D3) & c6 q0 i" w, x! V8 `
Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter ) O: v) H% ~: t: }, m* b3 B' p+ C
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 . V& V3 }: e$ }6 n3 Z1 U4 v' D
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Software Features / R& N0 e" K- u9 B+ D ~! ~
Meets Microsoft WLP 3.10 and future WLP audio requirements , u( D; @5 p8 @; C. P& @. g% c
WaveRT-based audio function driver for Windows Vista 2 n: }4 P* n! ?5 o. c* P0 K6 ?- G c1 Z
EAX™ 1.0 & 2.0 compatible 4 C8 R2 v' r; W% ^6 e9 P; yDirect Sound 3D™ compatible % l) B3 l# I4 v5 y3 S1 `1 HA3D™ compatible 9 g3 F+ l% R. w+ n) a/ w. `I3DL2 compatible : S9 G% l' }5 ~5 g. k+ xEmulation of 26 sound environments to enhance gaming experience ' H0 K5 Q+ d5 v. u- M5 u( P; i
Multi-band software equalizer and related tools are provided ) r! ] v3 z ~' A. t6 oVoice Cancellation and Key Shifting effect . y$ I! i9 \7 x* \# [" a6 h; U9 L8 Q( I
Dynamic range control (expander, compressor and limiter) with adjustable parameters ! X* }: Q7 _ Z8 ~$ XIntuitive Configuration Panel (Realtek Audio Manager) to enhance user experience ) i, U) O9 E% N
Provides 10-foot GUI for easy menu navigation on Windows Media Center ' c9 r: k$ W' F( pMicrophone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application ! ~ y, G6 d* x6 {$ NSmart multiple streaming operation 1 ~' `' a1 N: KHDMI audio driver for AMD platform ( F- F: ^! @7 ^; F. e X6 ODolby® PCEE program™ (optional software feature) ' W3 x8 s W6 ]5 L& T& YDTS® CONNECT™ (optional software feature) ( v) ~" o \- P" N, JSRS® TrueSurround HD (optional software feature) & c; O1 Z& W2 R( H5 HFortemedia® 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 8 A9 R: C3 a- B I* ?关键是你的要求有多高