HD-Audio Codec

The Conexant SmartAC HD2 is a stereo audio codec optimized for HDA implementation of Audio on Motherboard (AOM). The SmartAMC HD2 device set is compliant with Intels High Definition Audio (HDA) Specification (Revision 1.0). The audio supports 2-channel analog output, 5.1-channel digital SPDIF output, stereo microphone inputs, and audio jack retasking. The audio also supports audio formats ranging from CD quality (16-bit, 44.1 kHz) to DVD-Audio (24 bit, 192 kHz). The SmartAMC HD2 device set consists of a CX20549 Host Side Device (HSD) in a 48-pin LQFP and a CX20548 SmartDAA 4 Line Side Device  in a 16-pin QFN. Features: Compliant with Intel HDA Rev.1.0 24-bit stereo DAC and ADC Supports Power Management: ACPI Power Management Registers; APM support Thin package supports low profile designs Supports Windows 2000/XP operating system on a MMX 300 MHz-based computer with 64 MB RAM, or equivalent Enhanced in-silicon Pulse Dialing and Wake-on-Ring circuitry for enhanced performance Innovative in-silicon and driver-based capability to manage SpeedStep and PowerNow CPU events Data modem with receive rates up to 56k bps and send rates up to 48 kbps (V.92 mode) or up to V.34 rates (V.90 mode) Data compression and error correction Fax modem with send and receive rates up to 14.4 kbps Worldwide operation