CS4630-CM 데이터시트 - Cirrus Logic

Description
The CS4630 is a high performance upgrade to the CS4624 PCI audio accelerator. With support for legacy compatibility modes, the CS4630 enables real mode DOS compatibility within PCI-only audio subsystems. This device, combined with application and driver software, provides a complete system solution for hardware acceleration of Microsoft’s DirectSound, DirectSound3D, DirectInput, and Wavetable Synthesis. WDM drivers provide support for both Windows 98® and Windows 2000®.

FEATUREs
● 420 MIPs SLIMD™ DSP Architecture with increased internal memory for greater performance
● Hardware acceleration for Microsoft DirectSound® and DirectSound3D® Positional Audio
● Sensaura™ 3-D, 2 or 4 channel audio
● EAX™ 1.0 enhanced environmental audio standard
● Unlimited-Voice Wavetable Synthesis with Effects including DLS support
● Acoustic Echo Cancellation Hardware Acceleration for NetMeeting™
● 10 Band Graphic Equalization
● High Quality Hardware Sample Rate Conversion (90+ dB Dynamic Range)
● PC/PCI, DDMA, and CrystalClear Legacy Support (CCLS™)
● PCI 2.1 Compliant PCI Interface
● Full duplex, 128 Stream DMA Interface with Hardware Scatter/Gather Support
● PCI Power Management (D0 through D3cold), APM 1.2, and ACPI 1.0
● Power Management Event (PME#) Generation within D0-D3cold
● Dual AC ‘97 2.1 Codec Interface
● Asynchronous Digital Serial Interface (ZV Port)
● S/PDIF Digital Input and Output support for PCM and AC3 encoded 5.1 Channel Formats
● DirectInput™ Joystick and MPU- 401 MIDI In/Out
● 3.3 V / 2.5 V Power Supply (5 V tolerant I/O)
● PC 98 and PC 99 Compliant