Key facts
- Brand
- WolfVision
- Model
- WM9714L
- Documents
- 2
- Languages
- EN
- Last added
- 2011-12-13
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Wolfson WM9714L AC'97 Audio CODEC Datasheet
The WM9714L is a highly integrated AC'97 audio CODEC designed for mobile computing and communications. It supports dual stereo CODEC operation, an auxiliary DAC for tones, and a PCM voice interface, all accessed through a single AC‑Link interface.
The document provides a full description of the device, pin configuration, ordering information, absolute maximum ratings, recommended operating conditions, electrical characteristics, audio input/output performance, and mechanical package dimensions.
WolfVision WM9714L specifications
| Supply voltage range (digital/analogue) | 1.8 V to 3.6 V |
|---|---|
| Speaker supply voltage range | up to 4.2 V |
| DAC Signal‑to‑Noise Ratio | 94 dB |
| ADC Signal‑to‑Noise Ratio | 87 dB |
| Speaker output power (1 % THD) | 400 mW RMS |
| Package type | 48‑lead QFN |
| Package dimensions | 7 × 7 × 0.9 mm |
| PLL input clock range | 2.048 MHz to 78.6 MHz |
All WolfVision WM9714L documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What supply voltage range does the WM9714L support?
The device operates from 1.8 V to 3.6 V for its digital and analogue supplies, and the speaker supply can be as high as 4.2 V.
What package does the WM9714L use and what are its dimensions?
It is offered in a 48‑lead QFN package measuring 7 × 7 mm with a height of 0.9 mm.
What supply voltage range does the WM9714L support?
The codec operates from 1.8 V up to 3.6 V for both digital and analogue supplies.
What is the signal‑to‑noise ratio of the DAC?
The DAC provides a signal‑to‑noise ratio of 94 dB.