PRODUCT OVERVIEW

The Parallel-Port AD1846 SoundPort® Stereo Codec integrates key audio data conversion and control functions into a single integrated circuit. The AD1846 is intended to provide a complete, single-chip audio solution for business audio and multimedia applications requiring operation from a single +5 V supply.

FEATURES

Low Cost, Pin- and Register-Compatible Alternative to AD1848

Single-Chip Integrated ∑∆ Digital Audio Stereo Codec

Supports the Microsoft Windows Sound System*

Multiple Channels of Stereo Input and Output

Analog and Digital Signal Mixing

Programmable Gain and Attenuation

On-Chip Signal Filters

Digital Interpolation and Decimation Analog Output Low-Pass

Sample Rates from 5.5 kHz to 48 kHz

68-Lead PLCC Package

Operation from +5 V Supply

Byte-Wide Parallel Interface to ISA and EISA Buses

Supports One or Two DMA Channels and Programmed I/O