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Home : Cirrus Products : PCI Audio : CS4281 |
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PCI Audio Interface
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The CS4281 is a PCI audio controller with integrated legacy game support suitable for desktop and notebook PC designs. When combined with driver software and an AC '97 CODEC such as the CS4297A, this device provides a complete high-quality PCI audio solution. Legacy compatibility is achieved via PC-PCI, DDMA, and legacy support. The product includes an integrated FM synthesizer and Plug-and-Play interface. In addition, the CS4281 offers hardware volume control and power management features. WDM drivers provide support for Windows 98™ and Windows 2000™. When used with the CS4297A, the CS4281 is fully compliant with Microsoft's PC 98 and PC 99 audio requirements.
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Product Features
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- Full DOS game compatibility via PC/PCI and DDMA support
- PCI version 2.1 bus master
- PC 98 and PC 99 compliant
- MPU-401 interface, FM synthesizer, and game port
- Full duplex operation
- Hardware volume control
- Win 95, 98 (WDM)™, Win NT 4.0™, Win 2000™ drivers
- Advanced power management (PPMI)
- Digital docking solution with AC `97 2.0 CODEC
- Support for multi-channel audio output
- Hardware sample rate converters
- Package: 100-pin MQFR
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