Analog Switches | FSA8028

Audio Jack Detection and Configuration Switch

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概览

FSA8028是用于3极或4极附件的音频插孔检测器和开关。 除了检测之外，FSA8008同时带有集成式麦克风(MIC)开关，允许处理器来配置音频插孔。 该架构的设计旨在允许常见的第三方耳机用于从手机、个人媒体播放器和便携式外围设备听音乐。

  • 检测3极或4极音频插孔
  • 可消除 MIC 偏压造成的音频插孔 Pop-n-Click 噪声。
  • 检测音频插孔附件：
    • 标准耳机
    • 带麦克风的耳机
    • 发送/终止按键
  • 集成了用于4极配置的麦克风(MIC)开关

    • PMP/MP3播放器
    • 手机
    • 检测： 附件插件3极或4极音频插孔的发送/结束按键
    • 功能： 敏感发送/结束按键的降低时序
    • 开关类型： MIC
    • VDD： 2.5至4.4 V
    • VIO： 1.6至VDD
    • THD (MIC)： 0.01%（典型值）
    • 静电放电（气隙）： 15 kV
    • 工作温度： -40℃至85℃
    • 封装： 10引脚UMLP封装（1.4x1.8x0.5 mm，0.4 mm间距）
    • 顶部标记： KZ

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    FSA8028UMX

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    UQFN-10

    523BC

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    260

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    5000

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