The document describes the features and characteristics of AC '97 and HD audio SoundMAX Codec AD1986A Rev. 0, including support for both AC '97 and HD audio interfaces, 6 DAC channels for 5.1 surround sound, S/PDIF output, integrated headphone amplifiers, variable rate audio, greater than 90 dB dynamic range, 20-bit resolution on all DACs and ADCs, line-level mono phone input, high-quality differential CD input, selectable MIC input with preamp, AUX and line-in stereo inputs, external amplifier power down (EAPD), power management modes, jack sensing, and device identification.
The AD1986A is a SoundMAX codec designed to support both AC'97 and HD audio interfaces. It features six DAC channels for 5.1 surround sound, an integrated headphone amplifier, and S/PDIF output. The device offers variable rate audio up to 96 kHz and a dynamic range greater than 90 dB with 20-bit resolution on all DACs and ADCs.
| Resolution (DAC) | 20-bit |
|---|---|
| Resolution (ADC) | 20-bit |
| Dynamic Range | Greater than 90 dB |
| Sample Rate | 48 kHz |
| DAC Channels | 6 |
| Analog Supply Voltage | 5.0 V |
| Digital Supply Voltage | 3.3 V |
| Package | 48-lead LQFP |
The AD1986A supports both AC'97 and HD audio interfaces.
The maximum sample rate for double rate audio is 96 kHz.
Yes, the device includes integrated headphone amplifiers.