AD1886A

a AC’97 2.1 FEATURES Variable Sample Rate Audio Multiple Codec Configuration Options External Audio Power-Down Control AC’97 FEATURES AC’97 2.2 Compliant Greater than 90 dB Dynamic Range Stereo Headphone Amplifier Multibit ⌺ - ⌬ Converter Architecture for Improved S/N Ratio Greater than 90 dB 16-Bit Stereo Full-Duplex Codec Four Analog Line-Level Stereo Inputs for: LINE-IN, CD, VIDEO, and AUX Two Analog Line-Level Mono Inputs for Speakerphone and PC BEEP Mono MIC Input w/Built-In 20 dB Preamp, Switchable from Two External Sources High-Quality CD Input with Ground Sense AC’97 SoundMAX Codec AD1886A ® Stereo Line Level Outputs Mono Output for Speakerphone or Internal Speaker Power Management Support 48-Terminal LQFP Package ENHANCED FEATURES 20-Bit SPDIF Output w/32 kHz, 44.1 kHz, and 48 kHz Symbol Rates Full Duplex Variable Sample Rates from 7040 Hz to 48 kHz with 1 Hz Resolution Jack Sense Pins Provide Automatic Output Switching Software-Enabled VREFOUT Output for Microphones and External Power Amp Split Power Supplies (3.3 V Digital/5 V Analog) Mobile Low-Power Mixer Mode Extended 6-Bit Master Volume Control Extended 6-Bit Headphone Volume Control Digital Audio Mixer Mode Phat™ Stereo 3D Stereo Enhancement FUNCTIONAL BLOCK DIAGRAM ID0 ID1 JS SPDIF VREFOUT MIC1 MIC2 LINE AUX CD VIDEO PHONE_IN 0dB/ 20dB VREF CHIP SELECT JACK SENSE AD1886A SPDIF OUT SELECTOR PGA 16-BIT ⌺-⌬ A/D CONVERTER PGA 16-BIT ⌺-⌬ A/D CONVERTER RESET SYNC MONO_OUT MV AC LINK ⌺ HP_OUT_L ⌺ MV ...