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The ALC662 is a 5.1 Channel High Definition Audio Codec designed for Windows Vista desktop and mobile PCs. Its performance and functionality meet Microsoft Windows Vista (WLP 3.08) premium requirements. The ALC662 features three stereo DACs, two stereo ADCs, and legacy analog input to analog output mixing, to provide a fully-integrated audio solution for multimedia PC systems.
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1 B0 i2 G, X( G0 Z# ]% V( y% CAll analog IO (except CD-IN and PCBEEP) are input and output capable, and three headphone amplifiers are also integrated to drive earphones on front (port-E and port-F) and rear panel (port-D).) e0 |+ f4 ]5 J
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The ALC662 supports 16/20/24-bit S/PDIF output function and a sampling rate of up to 96kHz. It offers easy connection of PCs to high quality consumer electronic products such as digital decoders and speakers.
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' I( x2 H9 T$ ], _The ALC662 supports host/soft audio from the Intel ICH series chipset, and also from any other HDA compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and excellent software utilities like Karaoke mode, environment emulation, software equalizer, HRTF 3D positional audio, and optional Dolby® Digital Live, DTS® CONNECT™, and Dolby® Home Theater programs, the ALC662 provides an excellent home entertainment package and game experience for PC users.4 A9 h1 B6 D' n; {6 T* [
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Features/ Q3 I1 Q, L6 W) P9 P
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Hardware Features ^7 W' U. ^/ q1 i# m2 K) b
* Meets performance requirements for Microsoft WLP 3.08 Vista premium and mobile PCs
5 v. r# |" Z7 e! U0 Y3 ^ * Six channel DAC supports 16/20/24-bit PCM format for 5.1 channel audio solution
8 e, _8 X; w$ X% N1 N$ _7 b * Two stereo ADC support 16/20-bit PCM format) P/ ^: L: p T+ ~
* All DAC support independent 44.1k/48k/96kHz sample rate5 Y* N; y9 u2 M, ^. N
* All ADC support independent 44.1k/48k/96kHz sample rate; r) D' N1 Z9 ]- u) a
* Supports 44.1k/48k/96kHz S/PDIF output ]- W" R7 [8 B- G. o
* All analog jack port are stereo input and output re-tasking. M8 a, S+ j5 n6 w
* Analog differential CD input" `6 ? e s1 n5 ^
* Supports analog PCBEEP input. a( ~! a* k; S! H
* Integrates digital BEEP generator# M4 @+ a7 H' ^( G- Q) Q# _( }2 h$ R7 R
* Up to four channels of microphone array input are supported for AEC/BF application$ w* c( J; m: `; ~2 j+ D5 F$ h
* Supports legacy analog input to analog output mixer
) `! Z$ g( I0 T. w5 w * Built-in three headphone amplifiers for port-D (rear panel), port-E and port-F (front panel)
3 Q3 J" n3 @, E- i" S+ r6 q * Software selectable 2.5V and 3.2V reference output for microphone bias
+ d! y. B3 z+ W! P * Software selectable boost gain (+10/+20/+30dB) for analog microphone input
: G' }" y7 Q4 T2 S1 h" M * Two jack detection pins: each supports detection of up to 4 jacks
9 q$ |# y. e6 \# t, D * Jack detection function is supported when device is in power down mode (D3)
" J, d# n7 T) { * Supports two GPIO pins (general purpose input and output)6 n+ N: v( l' T9 M
* Supports EAPD (external amplifier power down) control for external amplifier
2 V! x9 n2 L$ m6 e5 ~ * Support 1.5V~3.3V scalable I/O for HD Audio link. I5 w- A _- V! ]. J$ c
* Supports anti-pop mode when analog power AVDD is on and digital power is off2 D2 i5 i. J: C# m# E. Z' I
* 48-pin LQFP ‘Green’ package
! [: X) ?7 V: N3 \. Y# K * Pin-to-pin compatible with ALC88x series, ALC660 series, and ALC26x series audio codecs' ^, o0 {( r9 k! z2 C
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* Compatible with Windows Vista Premium (complies with Microsoft WLP 3.08 specifications)5 x% ~$ p" a" [7 ^
* WaveRT-based audio function driver and logo ready for Windows Vista R7 |! C! Q8 z$ p; ~
* Direct Sound 3D™ compatible3 R/ X3 `$ a$ w9 E! Z
* A3D™ compatible& d# o" n* S' M& d# }
* I3DL2 compatible
9 A" l1 _4 o4 r3 _! i * HRTF 3D Positional Audio1 n! [0 t+ K2 _! p7 D
* Friendly user interface for 2-foot or 10-foot remote control applications( u4 Q+ X* A/ M% C
* Emulation of 26 sound environments to enhance gaming experience
3 c5 P( n) z- t+ C3 y, F- b! j8 h* N * 10 Software Equalizer Bands4 P% @) f4 u; [
* Voice Cancellation and Key Shifting in Karaoke mode
) n2 F+ t# \8 Y( T' v0 d8 a, d * Windows Vista style configuration panel to improve user experience
3 ?. K, ]* o2 D3 Y R& [ * Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
/ o; D; h9 G& \! u& a* T/ r) w Q0 h * Features Dolby® Digital Live and DTS® CONNECT™ software (Optional)
6 ` R9 G/ h( k1 \, o7 J * Features Dolby® Home Theater software (Optional) |
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发表于 2008-12-27 12:56
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