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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)。! N R% G2 C) Y% k$ K8 ?$ y
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。% Z. M; m: {* ]8 q' t
查了它的资料,可是看不太懂……
& J# T9 c$ G, pFeatures
0 [% v# q" C3 t; T! GHardware Features 7 f7 O( l' n. ~0 b' z
Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP
) k Y) W: @) y" q/ Y2 _Two stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming) * I' J# C# R# j" M# d- I
Two stereo ADC supports 16/20/24-bit PCM format for two independent recording ' l, G& {* V; B+ `$ @2 d) k4 Y, C
All DACs support independent 44.1k/48k/96k/192kHz sample rate
1 {0 V! {( {! cAll ADCs support independent 44.1k/48k/96k/192kHz sample rate
1 k1 [. l5 }9 a4 B. ]Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate
D# o; c" u2 yAll analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking
2 E8 H, J, [' i: N6 c! r4 J; P3 dSupports line level mono output
* S1 o% P/ p6 B& [! [+ x- PSupports analog PCBEEP input, and features an integrated digital BEEP generator : w3 V3 n ^5 Z; g& E: l3 n* G
Support two stereo digital microphone input for microphone array AEC/BF application & u* U7 C8 N3 F$ H% S/ {
Each stereo digital microphone interface has its own clock output to support independent sample rate 7 x, h9 q3 `+ `6 u: F
Supports legacy analog mixer architecture
7 h' M/ {# V# r; [3 q9 ^Built-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I.
0 B! d, C6 Y/ d+ jHeadphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors
- Y& V6 U; j5 f. Z: JSoftware selectable 2.5V and 3.2V reference output for microphone bias 7 a. X4 Z( h8 h/ w; ^$ T
Software selectable boost gain (+10/+20/+30dB) for analog microphone input * q3 p& n/ c4 j, V, S: T
Two jack detection pins; each supports detection of up to 4 jacks ' F- ?0 B& g/ z" m4 Q1 S+ [
Supports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface)
4 }' ]7 Q; w% n- gSupports EAPD (External Amplifier Power Down) control for external amplifier T6 E: ?! E! D! N' w: B; F; O
Supports anti-pop mode when analog power AVDD is on and digital power is off " ?! E f/ z, V$ ~/ \
Supports 1.5V~3.3V scalable I/O for HD Audio link
6 x* I3 c; m- h8 U, K48-pin LQFP ‘Green’ package * Y; i. \1 C2 J8 O
Jack detection function is supported when device is in power down mode (D3)
6 X( A& `4 h' {Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter 3 y$ ]$ s- P- 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' C6 Q) `! y# D- Y' N
! `9 C2 U7 y# q2 B% O
Software Features , m8 h" u, m" n% {9 Z4 W5 c1 ]- l" _: \
Meets Microsoft WLP 3.10 and future WLP audio requirements ) Q$ M8 ?. ?/ k. a+ w) e
WaveRT-based audio function driver for Windows Vista
) w0 [. u5 Y: q: \- gEAX™ 1.0 & 2.0 compatible 8 _$ i# h* H% { O1 n" f; u5 ?7 s+ X# w
Direct Sound 3D™ compatible
5 {% G T9 G, N9 PA3D™ compatible
' \, k+ ]3 j0 S8 u/ m5 g. BI3DL2 compatible 0 Z9 N1 M0 w: [7 J. T
Emulation of 26 sound environments to enhance gaming experience 3 `% d: b( J$ X' Q* C; M. | Y- d
Multi-band software equalizer and related tools are provided
: P& i1 U! q, |1 Z* _Voice Cancellation and Key Shifting effect - c3 ]! H$ ]7 T3 T5 z6 C! x
Dynamic range control (expander, compressor and limiter) with adjustable parameters
3 C. E. ^8 d+ m0 B6 N% N/ k7 xIntuitive Configuration Panel (Realtek Audio Manager) to enhance user experience
8 Q. h8 v4 u7 b% x! v% P0 M7 uProvides 10-foot GUI for easy menu navigation on Windows Media Center $ Z: q: ]5 u/ X* A5 M8 V/ R
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application 1 s$ B( j5 o3 M; R
Smart multiple streaming operation
! R# C2 u9 x! N% }9 m, \) U$ K# U; eHDMI audio driver for AMD platform 4 u. h+ x0 j9 x& N5 Y
Dolby® PCEE program™ (optional software feature) # P9 l/ q" F5 c. g
DTS® CONNECT™ (optional software feature)
3 k! b8 C; l) A5 ~/ {5 V2 U& ~SRS® TrueSurround HD (optional software feature)
# _0 }0 d; _4 D* z/ z8 IFortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature |
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