AD1845JST

并口16位SoundPort立体声编解码器 Parallel-Port 16-Bit SoundPort Stereo Codec

PRODUCT OVERVIEW

The Parallel Port AD1845 SoundPortStereo Codec integrates key audio data conversion and control functions into a single integrated circuit. The AD1845 provides a complete, single chip computer audio solution for business audio and multimedia applications.

FEATURES

Single-Chip Integrated ∑∆ Digital Audio Stereo Codec

Microsoft® and Windows® Sound System Compatible

MPC Level-2+ Compliant Mixing

16 mA Bus Drive Capability

Supports Two DMA Channels for Full Duplex Operation

On-Chip Capture and Playback FIFOs

Advanced Power-Down Modes

Programmable Gain and Attenuation

Sample Rates from 4.0 kHz to 50 kHz Derived from a Single Clock or Crystal Input

68-Lead PLCC, 100-Lead TQFP Packages

Operation from +5 V Supplies

Byte-Wide Parallel Interface to ISA and EISA Buses

Pin Compatible with AD1848, AD1846, CS4248, CS4231