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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)。: U& x8 k8 G7 t+ K ^$ N" v
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。
; H; u @0 A9 h: ^; N5 A( F& d' y查了它的资料,可是看不太懂……" ^0 V, T/ X8 w F, U1 l2 h& T
Features
6 p6 P( r" z1 KHardware Features , f. K+ t9 n3 h) B* W7 i' L, u
Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP . n8 I. r4 m) k' y w. @4 q" S$ t9 S
Two stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming)
5 J4 h+ U. b9 R' x% ^: |Two stereo ADC supports 16/20/24-bit PCM format for two independent recording : P2 w! b2 D7 d
All DACs support independent 44.1k/48k/96k/192kHz sample rate
; X; D2 [; ^: Q0 [& M! o6 mAll ADCs support independent 44.1k/48k/96k/192kHz sample rate * Y+ ^, r- R8 h9 L
Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate
) o( s0 Y; z8 ^' {/ b9 G: nAll analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking t3 w: I. v5 {# @6 Y2 z$ P
Supports line level mono output ( `* `; {- ^2 j8 j, q$ l# ?' ?
Supports analog PCBEEP input, and features an integrated digital BEEP generator
8 H5 Y7 b% G0 ^% D7 uSupport two stereo digital microphone input for microphone array AEC/BF application
; y L0 q4 B+ ^$ rEach stereo digital microphone interface has its own clock output to support independent sample rate
, V/ f, Z+ f# U' A k/ X! K$ ^5 \Supports legacy analog mixer architecture 0 q( L1 g7 N; ^- ~2 |, R2 D
Built-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I. - f$ n1 |/ b3 J! r
Headphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors 6 c/ E. c/ y+ E& V$ T% V
Software selectable 2.5V and 3.2V reference output for microphone bias
, h+ m0 Q T4 s; a# PSoftware selectable boost gain (+10/+20/+30dB) for analog microphone input S! H0 Q8 A. T; L% C5 `
Two jack detection pins; each supports detection of up to 4 jacks 4 o2 n) ^6 v* r- |
Supports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface) 2 M' |3 X# m$ X2 r8 e5 y2 L* H' U
Supports EAPD (External Amplifier Power Down) control for external amplifier " l$ C4 N5 _+ r! {7 E9 W
Supports anti-pop mode when analog power AVDD is on and digital power is off 3 ]" K) C1 G& \7 E8 R/ X2 ?" h; J
Supports 1.5V~3.3V scalable I/O for HD Audio link
" f' B1 `( Z# w$ R. d8 p& j48-pin LQFP ‘Green’ package
. A' f1 e, [2 L; |9 i8 tJack detection function is supported when device is in power down mode (D3) 7 Z( Z0 a: B( `2 m7 |, u
Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter
+ B) ~5 C! n) [; d5 uIntel 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
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Software Features
1 C# M1 l. F5 n5 mMeets Microsoft WLP 3.10 and future WLP audio requirements
1 g$ P9 l! \- R8 `7 zWaveRT-based audio function driver for Windows Vista 1 ^0 c/ r( A* ?* u/ t- m7 M% U7 ^
EAX™ 1.0 & 2.0 compatible
* N( k. H$ ? @; F$ v* W9 P6 `Direct Sound 3D™ compatible
: ?9 p/ n5 N. d) NA3D™ compatible
" ^0 R* z/ s. V# i4 \: [I3DL2 compatible ( W- p- R6 q+ ]8 `- W/ i+ S
Emulation of 26 sound environments to enhance gaming experience
- O% V: T% J/ v& GMulti-band software equalizer and related tools are provided
. t* |* Q- E# f6 A5 `Voice Cancellation and Key Shifting effect
; }) N1 h# ~4 ~0 [Dynamic range control (expander, compressor and limiter) with adjustable parameters + x! o+ E6 d+ }, i, T9 u
Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience ; B9 P/ g$ n8 f, n" Q9 b4 N
Provides 10-foot GUI for easy menu navigation on Windows Media Center
! c8 g, j4 l9 K6 y* ?1 V, @5 H/ cMicrophone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application |+ y3 F* k# ]! u- Y$ t/ G) W
Smart multiple streaming operation
1 _0 N5 H6 I0 r1 w+ t6 h, PHDMI audio driver for AMD platform $ N# I/ e- v# J5 w6 y
Dolby® PCEE program™ (optional software feature) . ~1 U( f0 z0 @/ t7 x- U
DTS® CONNECT™ (optional software feature)
' X1 K0 `& B8 K: s' WSRS® TrueSurround HD (optional software feature)
" m: {& Z9 ~( N, `' {+ ^) }7 kFortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature |
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