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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)。
) M/ [: K/ a" M6 o _ Z H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。
8 h2 k, v. C, K1 r1 Y/ X# |9 P- ?' M查了它的资料,可是看不太懂……
4 `* x2 |6 q7 ~3 k, MFeatures
* t& L" ~) `2 b* D* G, h4 uHardware Features 5 [4 ~5 W) T' e6 B' F' m
Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP ) M1 W+ h4 N( s3 U7 X1 d W
Two stereo DAC support 16/20/24-bit PCM for two independent playback (multiple streaming)
( O) N) ^* j: I& ]Two stereo ADC supports 16/20/24-bit PCM format for two independent recording
1 J: k! e4 C8 q# k7 HAll DACs support independent 44.1k/48k/96k/192kHz sample rate # ~1 E, H6 c, c# h7 i. x3 l4 V6 Y4 g
All ADCs support independent 44.1k/48k/96k/192kHz sample rate + ]" V/ C( n* k4 T6 \$ v
Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/48k/88.2k/96k/192kHz rate
% K: B6 G9 G" E- J. F* Q4 i* xAll analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output re-tasking
- N8 W3 O9 J% qSupports line level mono output
- d# q3 l2 g& b: u# P& {Supports analog PCBEEP input, and features an integrated digital BEEP generator # V3 P: Y) K5 \/ J) _% ~
Support two stereo digital microphone input for microphone array AEC/BF application 9 W! R6 Z2 g0 [
Each stereo digital microphone interface has its own clock output to support independent sample rate 7 d9 n5 H, @" b
Supports legacy analog mixer architecture * ^0 L. M' _0 S# O
Built-in five headphone amplifiers on port-A and port-D, port-E, port-F and port-I.
/ B6 m3 J! k. M/ sHeadphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors 8 l% J0 _ L7 y* H0 h
Software selectable 2.5V and 3.2V reference output for microphone bias * D0 ]2 b( D8 [
Software selectable boost gain (+10/+20/+30dB) for analog microphone input 7 W( n- D& O$ P( R/ e, a
Two jack detection pins; each supports detection of up to 4 jacks / S% x# `- v1 a( {& N9 n
Supports two GPIO (General Purpose Input/Output) pins (pin sharing with digital microphone interface)
7 ?- v7 [3 r. |6 ?Supports EAPD (External Amplifier Power Down) control for external amplifier 7 X2 e7 A, m: @1 t0 f
Supports anti-pop mode when analog power AVDD is on and digital power is off ; b' f( C' |) Z
Supports 1.5V~3.3V scalable I/O for HD Audio link 7 \ Z" w- z" f2 @
48-pin LQFP ‘Green’ package $ X% j9 C; X% X. `8 ~5 \( t7 P
Jack detection function is supported when device is in power down mode (D3) 7 F+ P$ N. l+ l1 K0 q( G! D. f
Independent secondary SPDIF converter and pin to output digital stream to HDMI transmitter 9 |2 k# r6 r& W' W: }/ E
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
! @# U5 e7 N' w5 m9 y- h; o% z& T) i' b
Software Features 2 t" M; S3 a$ a% }* j1 ^
Meets Microsoft WLP 3.10 and future WLP audio requirements
! O; E; ?: `" @, hWaveRT-based audio function driver for Windows Vista : S9 ~9 G- H/ r' Q5 `1 p- Q/ q
EAX™ 1.0 & 2.0 compatible
( F6 D4 U, ]9 Z2 x9 j! E) x. IDirect Sound 3D™ compatible ) S$ I4 q& t0 J) N
A3D™ compatible
( x" i8 h* T; `3 o4 Q: zI3DL2 compatible 7 @, \$ j [$ g0 n( I) e3 R
Emulation of 26 sound environments to enhance gaming experience
9 a- F; {2 b+ Q, MMulti-band software equalizer and related tools are provided
* y- s ?' m: s, h; K, uVoice Cancellation and Key Shifting effect 1 n4 h5 {/ a. F. b. c3 D
Dynamic range control (expander, compressor and limiter) with adjustable parameters
+ ?9 C+ R) Z! ?8 p( NIntuitive Configuration Panel (Realtek Audio Manager) to enhance user experience $ ]- n' R0 L& F" C7 O) k [
Provides 10-foot GUI for easy menu navigation on Windows Media Center . k/ d2 O M# p4 X9 c9 ^
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
* T3 A" M( w1 v z. }Smart multiple streaming operation ) H0 n2 a1 N! P7 @
HDMI audio driver for AMD platform . Y* t u8 y5 d) I1 `( f3 h
Dolby® PCEE program™ (optional software feature)
0 A% Q8 d* N/ M0 ?+ HDTS® CONNECT™ (optional software feature)
/ N9 s1 O5 k/ z9 R% d* NSRS® TrueSurround HD (optional software feature)
- r0 k; f8 @* r- ~3 ]5 ]' pFortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo Cancellation) (optional software feature |
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