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STAC9766 Datasheet(PDF) 41 Page - Integrated Device Technology

Part # STAC9766
Description  TWO-CHANNEL, 20-BIT, AC??7 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
PDF  97 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

STAC9766 Datasheet(HTML) 41 Page - Integrated Device Technology

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STAC9766/9767
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
PC AUDIO
IDT™
41
STAC9766/9767
V 7.4 12/06
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
6. STAC9766/9767 MIXER
6.1.
Mixer Description
The STAC9766/9767 includes an analog mixer for maximum flexibility. The analog mixer is designed
to the AC'97 specification to manage the playback and record of all digital and analog audio sources
in the PC environment. The analog mixer also includes several extensions of the AC’97 specification
to support “all analog record” capability as well as “POP BYPASS” mode for all digital playback. The
analog sources include:
•
System Audio : Digital PCM input and output for business, games & multimedia
•
CD/DVD: Analog CD/DVD-ROM audio with internal connections to CODEC mixer
•
Stereo or Mono microphone: Choice of desktop mic, with programmable boost and gain
•
Speakerphone: Use of system mic and speakers for telephone, DSVD, and video conferencing
•
Video: TV tuner or video capture card with internal connections to CODEC mixer
•
AUX/Synth: Analog FM or wavetable synthesizer, or other internal source
•
Line in: External analog line level source from consumer audio, video camera, etc.
Source
Function
Connection
PC_BEEP
PC BEEP pass through to LINE_OUT
From PC_BEEP output
PHONE
MONO input
From telephony subsystem
MIC1
Desktop microphone
From stereo or mono mic jack
MIC2
Second microphone
From stereo or second mono mic jack
LINE_IN
External audio source
From line-in jack
CD
Audio from CD-ROM
Cable from CD-ROM
VIDEO
Audio from TV tuner or video camera
Cable from TV or VidCap card
AUX
Upgrade synth or other external source
Internal connector
PCM out
Digital audio output from AC'97 Controller
AC-Link
Destination
Function
Connection
HP_OUT
Stereo mix of all sources
To headphone out jack
LINE_OUT
Stereo mix of all sources
To output jack
MONO_OUT
Mic or MONO Analog mixer output
To telephony subsystem
PCM in
Digital data from the CODEC to the AC'97 Controller
AC-Link
SPDIF
SPDIF digital audio output
To SPDIF output connector



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