AC’97 2.1 FEATURES

Variable Sample Rate Audio

AC’97 FEATURES

AC’97 2.2 Compliant

Greater than 90 dB Dynamic Range

Integrated Stereo Headphone Amplifier

Multibit Σ-Δ Converter Architecture for Improved S/N

Ratio Greater than 90 dB

16-Bit Stereo Full-Duplex Codec

Two Analog Line-Level Stereo Inputs for:

LINE-IN and CD

Mono MIC Input with Built-In Programmable Preamp

High-Quality CD Input with Ground Sense

Power Management Support

48-Terminal TQFP Package

ENHANCED FEATURES

Full Duplex Variable Sample Rates from 7040 Hz to

48 kHz with 1 Hz Resolution

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 Headphone Volume Control

Digital Audio Mixer Mode