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型号:WM9082 |
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规格书下载
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厂家:Cirrus Logic |
年份:14+ |
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3W Mono Class D Speaker Driver with PDM Input
The WM9082 is a high-performance delta-sigma Class D speaker driver. Audio input is supported using a stereo PDM interface; clock and control-code detection circuitry supports all of the audio and control functions via a two-wire interface.
- delta-sigma Class-D speaker driver
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- 92dB SNR - A weighted
- 2.5W into 4Ω (5V supply, 1% THD)
- 1.3W into 4Ω (3.6V supply, 1% THD)
- 1.25W into 8Ω (5V supply, 1% THD)
- 650mW into 8Ω (3.6V supply, 1% THD)
- Stereo PDM digital audio input
- Supports 32kHz, 44.1kHz, 48kHz sample rates (128fs input)
- Automatic Left/Right channel selection
- First-order high pass filter (HPF)
- RF noise suppression
- Pop and click suppression
- Programmable output slew rates for low EMI
- Short-circuit and thermal protection
- 9-ball CSP package
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