Cirrus Logic音频IC芯片产品型号搜索
WM9081技术文档下载：
WM9081 - 产品及功能框图：
WM9081 - Mono DAC with Integrated 2.6W Class AB/D Amplifier
WM9081是Cirrus Logic公司的一款数字音频放大器产品产品，WM9081是Mono DAC with Integrated 2.6W Class AB/D Amplifier，本站介绍了WM9081的封装应用图解、特点和优点、功能等，并给出了与WM9081相关的Cirrus Logic元器件型号供参考。
WM9081 - Mono DAC with Integrated 2.6W Class AB/D Amplifier - 数字音频放大器产品 - 音频 - Cirrus Logic
WM9081 - 产品描述
WM9081 - 产品特性
- High-power,highperformanceDACandspeakerdriver
- 92dBSNR(‘A-weighted’)inClassDmode
- 97dBSNR(‘A-weighted’)inClassABmode
- <0.05%THD+N@0.5Wcontinuousinto4?(ClassD)
- <0.10%THD+N@2Wcontinuousinto4?(ClassD)
- 2.6Wmaximumpeakpower
- ReTuneMobileParametricEqualizer
- Fullyprogrammablefiltercoefficients
- Programmabledynamicrangecontroller
- Boostssmallsignalstomaximiseloudness
- Protectsagainstbatterydroopandclipping
- Speakercommonmodeboost
- MaximisespowerforagivenSPKVDD/AVDDratio
- LowpowerFLL
- Providesallnecessaryinternalclocks
- 32kHzto27MHzinputfrequency
- Allcommonsampleratesfrom8kHzto96kHzsupported
- Standardtwo-wire,three-wire,4-wireandhardwarecontrolmodes
- Dataformats:LJ,RJ,I2S,DSP,allwithTDMsupport
- Thermalshutdowninterrupt
- 4x4COLpackage(0.45mmleadpitch)
- Operatingtemperaturerange:-40°Cto85°C
WM9081 - 规格表
| Part | Input | Channels | Output Power (W) | SNR (dB) | THD+N 1W | Power Supply (V) | Comments | Package |
|---|---|---|---|---|---|---|---|---|
| WM9081 | Analog, I2S | 1x Mono Class-AB/D Speaker Driver; 1x Line Out | 2.6W into 4 ohm | 92 | 0.03 | VP=2.7to5.5; VA=2.7to3.6; VD=1.71to3.6 | EQ, dynamic range control, FLL | 28 QFN |
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