Описание
The CS4205 audio codec is an AC ‘97 2.1-compliant, stereo audio codec designed for PC multimedia systems. It uses industry-leading Delta-Sigma and mixed-signal technology.The CS4205 is the first Cirrus Logic AC ‘97 audio codec to feature digital-centric mixing and digital effects. These features and advanced technology are designed to help enable the design of PC 99- and PC 2001-compliant, high-quality audio systems for desktop, portable and entertainment PCs.Coupling the CS4205 with a PCI audio accelerator or core logic supporting the AC ‘97 interface implements a cost-effective, superior-quality audio solution. The CS4205 surpasses PC 99, PC 2001 and AC ‘97 2.1 audio quality standards.
- AC ‘97 2.1-compliant
- Meets or exceeds the Microsoft ® PC 99 and PC 2001 audio performance requirements
- Integrated asynchronous I²S input port (ZV port)
- Integrated high-performance microphone pre-amplifier
- Integrated digital effects processing for bass and treble
- Digital docking of I²S output, 3 synchronous I²S inputs
- High-performance digital mixer with SRS 3D stereo enhancement
- On-chip PLL for use with external clock sources
- Dedicated microphone A/D converter
- S/PDIF digital audio output
- PC beep bypass
- 20-bit stereo D/A converter; 18-bit stereo A/D converter with sample-rate converters
- Analog, line-level stereo inputs: LINE_IN, VIDEO and AUX
- High-quality, pseudo-differential CD input
- Extensive power-management support
- Package: 48-pin TQFP; lead-free assembly
