Audio Subsystem; Ad1881 Analog Codec; Block Diagram Of Audio Subsystem With Ad1881 Codec - Intel YA810E Technical Product Specification

Intel Desktop Board YA810E Technical Product Specification

1.9 Audio Subsystem

The YA810E board includes an Audio Codec '97 (AC '97) compatible audio subsystem consisting
of these devices:
•
Intel 82801AA ICH (AC link output)
•
Analog Devices AD1881 analog codec
Figure 4 is a block diagram of the audio subsystem.
82801AA
I/O Controller Hub (ICH)
Figure 4. Block Diagram of Audio Subsystem with AD1881 Codec
Features of the audio subsystem include:
•
Independent channels for PCM in, PCM out, and Mic in
•
16-bit stereo I/O up to 48 kHz
•
Multiple sample rates
For information about
Obtaining audio software and utilities

1.9.1 AD1881 Analog Codec

The AD1881 is a fully AC '97 compliant codec. The codec's features include:
•
16-bit stereo full-duplex operation
•
High quality CD-ROM input with ground sense
•
Stereo line level output
•
Power management support
•
Full duplex variable sampling rate (7 kHz to 48 kHz) with 1 Hz resolution
•
†
Phat Stereo 3-D stereo enhancement
28
AD1881
AC Link Analog
Codec
Refer to
http://support.intel.com/support/motherboards/desktop
Mic In
CD-ROM
5 W
Line
Audio
Out
Amp
OM09488