CS4622 数据手册 ( 数据表 ) - Cirrus Logic

Description
The CS4622/24 is a high performance pin-compatible upgrade to the 128-pin CS4610C PCI audio accelerator. With the added legacy compatibility modes,  the CS4622/24 enables real mode DOS compatible PCI-only audio sub systems. This device, combined with application and driver software, provides a complete system solution for hardware acceleration of Windows 95® Direct Sound®, DirectSound3D®, DirectInput, and Wavetable Synthesis. WDM drivers provide support for both Windows 98 and Windows NT 5.0.

FEATUREs
● 300/255 MIPs SLIMD™ DSP Architecture
● DirectX™ 5.0 3D Positional Audio
● Fat Labs Approved 64-Voice Wavetable Synthesis with Effects
● NetMeeting™ AEC Hardware Acceleration
● Dolby® Digital AC-3® (CS4622)
● High Quality Hardware Sample Rate Conversion (90+ dB Dynamic Range)
● PC/PCI Legacy Support
● DDMA Legacy Support
● CrystalClear Legacy Support (CCLS™)
● PCI 2.1 Compliant PCI Interface
● 96 Stream DMA Interface with Hardware Scatter/Gather Support
● PCI Power Management (D0 through D3 Hot), APM 1.2, and ACPI 1.0 Support
● AC ‘97 2.0 Link Codec Interface
● Secondary AC ‘97 1.0/2.0 Link Codec Interface for Multi Channel and Digital Docking Support
● Asynchronous Digital Serial Interface (ZV Port)
● S/PDIF Digital Input and Output Interfaces supporting both PCM and Dolby Digital 5.1 Formats
● MPU-401 MIDI Input/Output Interface
● 3.3 V Power Supply (5 V tolerant I/O)