This document describes the features and characteristics of High Definition Audio SoundMAX Codec AD1883 Rev. 0, including Microsoft Vista Premium Logo support, 90+ dB audio outputs, 85 dB audio inputs, WLP 3.0 and 4.0 support, 2 stereo headphone amplifiers, full analog mixer, etc.
The AD1883 is a high‑definition audio codec and SoundMAX® solution offering two 192 kHz DAC pairs, two 192 kHz ADC pairs, a S/PDIF output, and a 2‑channel digital microphone interface. It is supplied in a 48‑lead RoHS‑compliant LFCSP_VQ package for notebook and desktop PCs.
The document provides a functional block diagram, jack configuration tables, detailed electrical specifications, power‑down states, absolute maximum ratings, and environmental conditions, along with ordering information and package dimensions.
| Sample Rate | Up to 192 kHz |
|---|---|
| Resolution (ADC/DAC) | 24 bits |
| Signal‑to‑Noise Ratio | 90 dB |
| Total Harmonic Distortion (THD+N) | -84 dB (typical) |
| Analog Supply Voltage | 3.3 V |
| Digital Supply Voltage | 3.3 V |
| Package | 48‑lead LFCSP_VQ |
The AD1883 supports sample rates up to 192 kHz.
The S/PDIF output supports 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, and 192 kHz.