ICE1230 Datasheet | IC Ensemble

IC Ensemble, Inc. Features - AC’97 pliant codec - Exceeds Microsoft® PC’98 requirements - 16-bit stereo full duplex ∑∆ codec - 48k Hz fixed sampling rate - Stereo LINE IN, CD, VIDEO, and AUX analog line-level inputs - Mono speaker-phone and PC beeper analog line-level inputs - Mono line-level microphone inputs switchable from two external sources - Multiple codec mode - Power management support - 48-pin TQFP or LQFP package - 3.3V or 5V operating supply ICE 1230 AC‘97 Audio Codec Preliminary Description IC Ensemble’s ICE 1230 ∑∆ audio codec is an AC’97 fully pliant codec designed to bring CD-quality audio in personal puters and multimedia systems. The ICE 1230 integrates an analog mixer, full duplex 16-bit stereo ADC and 16-bit stereo DAC, and a digital audio stream interface (for interface with PCI audio controllers) into a single IC, making it ideal for motherboard host-based applications or in add-in card designs (when coupled with a PCI digital audio controller) where outstanding audio quality is required. Additional Features - Multiple codec support - 3.3V analog supply operation PC_BEEP PHONE LINE CD VIDEO AUX MIC1 MIC2 SYNC BIT_CLK SDATA_OUT SDATA_IN RESET# XTL_IN XTL_OUT PCM OUT X +20d B AC’97 Digital Interface VOL VOL MUTE...