This document describes the features and characteristics of the AD1887 AC'97 SoundMAX® codec. It includes full duplex functionality, variable sample rates, software-enabled VREFOUT output, and split power supplies.
The AD1887 is a 16-bit stereo full-duplex audio codec designed for multimedia applications. It features variable sample rates from 7040 Hz to 48 kHz, integrated stereo headphone amplifiers, and a digital audio mixer. The device supports both analog inputs (Line-In, CD, and Microphone) and outputs to headphones.
| Resolution | 16 Bits |
|---|---|
| Dynamic Range | 84 to 87 dB |
| Sample Rate | 7040 Hz to 48 kHz |
| Operating Temperature | 0 to 70 °C |
| Package | 48-Terminal TQFP |
The AD1887 has a resolution of 16 bits for both its analog-to-digital and digital-to-analog converters.
The device is rated for an ambient operating temperature range of 0 to 70 °C.