PRODUCT OVERVIEW

The Serial-Port AD1849K SoundPort Stereo Codec integrates the key audio data conversion and control functions into a single integrated circuit. The AD1849K is intended to provide a complete, single-chip audio solution for multimedia applications requiring operation from a single 5 V supply. External signal path circuit requirements are limited to three low tolerance capacitors for line level applications; anti-imaging filters are incorporated on-chip.

FEATURES

Single-Chip Integrated
Digital Audio Stereo Codec

Multiple Channels of Stereo Input and Output

Digital Signal Mixing

On-Chip Speaker and Headphone Drive Capability

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

44-Lead PLCC Package

Operation from 5 V and Mixed 5 V/3.3 V Supplies

Serial Interface Compatible with ADSP-21xx Fixed-Point DSPs

Compatible with CS4215 (See Text)