alc861 Realtek Semiconductor Corporation, alc861 Datasheet - Page 9

• Manufacturer Part Number: alc861
• Description: 7.1 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

ALC861
Datasheet
1.
General Description
The ALC861 7.1 Channel High Definition Audio codec with UAA (Universal Audio Architecture),
features four stereo DACs and one stereo ADC. The ALC861 is designed for multimedia PC systems.
The ALC861 provides 7.1 output channels, along with mixing, mute, and gain control functions to
provide an integrated audio solution for PCs.
Parts of analog IO are input and output capable, and three headphone amplifiers are also integrated to
drive earphones on front and rear panels.
The ALC861 supports S/PDIF output function and a sampling rate of up to 96kHz, offering easy connection
of PCs to high-quality consumer electronic products such as AC-3 decoders/speakers, and mini disk
devices.
The ALC861 supports host/soft audio from the Intel ICH chipset, and also from any other HDA
compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and software
utilities like Karaoke mode, environment emulation, software equalizer, and HRTF 3D positional audio,
the ALC861 provides an excellent entertainment package and game experience for PC users.
7.1 Channel High Definition Audio Codec
1
Track ID: JATR-1076-21
Rev. 1.3