WM8746 is a high performance 6-channel digital audio decoder produced by Wolfson company, which supports 16-32 bit data input and 192 kHz sampling rate, and can be used in applications such as DVD, home theater systems and digital TV.
The WM8746 is a high‑performance 6‑channel digital‑to‑analog converter designed for DVD, home‑theatre and digital‑TV applications. It supports 16‑ to 32‑bit audio data and sampling rates from 8 kHz up to 192 kHz, with independent digital volume control on each channel.
The document provides detailed specifications, including supply voltage ranges, pin assignments, timing requirements, package dimensions and absolute maximum ratings, as well as ordering information and application notes for audio system designers.
| Number of DAC channels | 6 |
|---|---|
| Sampling frequency range | 8 kHz – 192 kHz |
| Supported word lengths | 16/20/24/32 bits |
| Signal‑to‑noise ratio (48 kHz) | 106 dB (A‑weighted) |
| Total harmonic distortion | -95 dB |
| Digital supply voltage range | 3.0 V – 5.5 V |
| Package type | 28‑pin SSOP, 10.2 × 5.3 × 1.75 mm |
The WM8746 supports sampling rates up to 192 kHz.
It can convert up to six channels at sample rates from 8 kHz to 192 kHz.
Both digital and analogue supplies must be between 3.0 V and 5.5 V.
The device is offered in a 28‑lead SSOP package (10.2 × 5.3 × 1.75 mm).