General Description

The CS4237B is a single chip multimedia audio system that provides compatibility with the Microsoft Windows Sound System standard and will run software written to the Sound Blaster and Sound Blaster Pro interfaces. The CS4237B is fully compliant with Microsoft’s PC’ 97 and WHQL audio requirements. The product includes an internal FM synthesizer and Plug-and-Play external interfaces for Wavetable, CD-ROM, and modem devices. In addition, the CS4237B includes hardware master volume control pins as well as extensive power management and SRS 3D sound technology.

• Integrated SRS® 3D Sound Technology

• Compatible with Sound BlasterTM, Sound Blaster ProTM, and Windows Sound SystemTM

• Advanced MPC3-Compliant Input and Output Mixer

• Enhanced Stereo Full Duplex Operation

• Dual Type-F DMA Support

• Industry Leading Delta-Sigma Data Converters

• Fully Plug-and-Play ISA Compatible

• 3.3 V or 5 V ISA Bus Operation

• Programmable Power Management

• Hardware Master Volume Control

• Enhanced Digital Gameport

• CS9236 Wavetable Digital Audio Interface

• MPU-401 MIDI Interface

• Consumer IEC-958 Digital Output (S/PDIF)

• CS4236/CS4232/CS4231 Register Compatible