AD1885:  AC'97 SoundMAX® Codec

停产产品,Analog Devices' AD1885 AC'97 SoundMAX® Codec provides stereo analog I/O on PC motherboard and peripheral devices, as part of the signal chain for delivery of high quality audio to PC-connected speakers, headphones, and microphone devices. AD1885 includes high-fidelity analog/digital, digital/analog, and sample rate converters, as well as power amplifier and programmable gain blocks.

AD1885 and SoundMAX® v2.0

The AD1885 stereo CODEC is an integral part of SoundMAX® v2.0 motherboard sound system. SoundMAX v2.0 consists of the AD1885 analog CODEC and companion Windows software drivers that take advantage of today's Intel® Pentium III and Celeron processors to implement audio synthesis and 3D effects processing. SoundMAX® v2.0, along with technology from partners Sensaura and Staccato Systems, delivers more realistic audio for Internet, voice recognition, and 3D gaming application to the complete spectrum of PCs.

SoundMAX® is a trademark of Analog Devices, Inc.
Update: 01/2000

特点
  • Full Duplex Variable Sample Rates from 7040 Hz to 48 kHz with 1 Hz Resolution
  • Up to Three Codecs Can Be Chained on a Single 5-Wire Interface
  • Jack Sense Pins Provide Automatic Output Switching
  • Extended 6-Bit Master Volume Control
  • Software-Enabled VREFOUT Output for Microphones and External Power Amp
  • Extended 6-Bit Headphone Volume Control
  • Digital Audio Mixer Mode
  • Phat™ Stereo 3D Stereo Enhancement
  • Split Power Supplies (3.3 V Digital/5 V Analog)
  • Mobile Low-Power Mixer Mode
功能框图

AD1885 功能框图

AD1885 应用技术支持与电子电路设计开发资源下载
  1. AD1885 数据手册DataSheet 下载 . pdf
  2. ADI 模拟器件公司比较器产品选型指南 . pdf
  3. Analog Devices, Inc. 美国模拟器件公司产品订购手册 .pdf