Description The ES1868 is the industry's most integrated audio solution for multimedia PCs and multi-function add-in cards. The ES1868 AudioDrive single-chip audio subsystem is the only device that integrates on-chip FM synthesis, full-duplex operation, 16-bit CD-quality stereo audio performance, and extensive Plug and Play support for multiple devices in emerging multimedia designs. The ES1868's direct interfaces to an external modem DSP and IDE CD-ROM devices facilitate system design including audio, telephony, and video subsystems. This functionality will accelerate development of powerful multimedia PCs to address emerging integration of audio, video, and telecommunications processing.