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Cirrus Logic产品 - WM9094介绍

WM9094 - Ultra Low Power Audio Subsystem

WM9094是Cirrus Logic公司的一款数字音频放大器产品产品,WM9094是Ultra Low Power Audio Subsystem,本站介绍了WM9094的封装应用图解、特点和优点、功能等,并给出了与WM9094相关的Cirrus Logic元器件型号供参考。

WM9094 - Ultra Low Power Audio Subsystem - 数字音频放大器产品 - 音频 - Cirrus Logic

WM9094 - 产品描述
WM9094 - 产品特性
  • MonoClassDspeakerdriver
    • 2Wat5VSVDD@1%THD+Ninto4?
    • 650mWat3.6VSVDD@1%THD+Ninto8?
    • 92dBSNR
  • Groundreferencedstereoheadphonedriver
    • 34mWinto16?load@1%THD+N
    • 96dBSNR
    • 80dBTHD+N
  • MonoClassABearpiecedriver
    • 40mWinto8?load
  • Differentialandsingleendedanaloginputconfigurations
    • Compatiblewithground-referencedaudiosources
  • Integratedoscillatorforclockingrequirements
  • I2Ctwo-wiresoftwarecontrolinterface
  • Automaticgaincontrol(AGC)forClassDspeakeroutput
  • Popandclicksuppression,<1mVDCoffset
  • <50msstartuptime
  • ExcellentRFandTDMAnoiseimmunity
  • Ultralowpowerconsumption
    • 4mWquiescentforheadphonedriver
    • 5mWquiescentforspeakerdriver(ClassD)
  • Shutdowncurrent<1uA
  • Supplyvoltage
    • SVDD=2.7Vto5.5V
    • HPVDD=1.8V
  • 1.8Vto2.7Vcontrolinterfacecompatibility
  • 20-bumpCSPpackage
WM9094 - 规格表
PartInputChannelsOutput Power (W)SNR (dB)THD+N 1WPower Supply (V)CommentsPackage
WM9094Analog1x Mono Class-D
Speaker Driver;
1x Stereo Class-AB
Headphone Driver
2W into 4 ohm (speaker);
34mW into 16 ohm (headphone)
920.02VP=2.7to5.5;
VD=1.71to2
Single-ended or differential stereo inputs, AGC, mixer, voice bypass20 WLCSP
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