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带液体检测和调试访问功能的 USB-C 平台

概述

描述

USB Type-C ® 因其只需一个连接器即可支持充电、数据传输和系统访问,广泛应用于紧凑型消费电子设备和便携设备。 在日常使用中,湿气或微小液滴会进入 USB-C 接口,影响设备正常工作。 同时,开发和制造过程中通常需要额外的连接器进行编程和测试,从而增加了系统的复杂性和成本。 这种设计通过同一个 USB-C 接口同时实现液体检测和调试访问,既提高了连接器的稳健性,又降低了硬件复杂性、节省了 PCB 空间并减少了制造工作量。

充电座设计针对以电源为重点的场景进行了优化,可为使用 USB-C 作为主接口的产品提供高效充电和紧凑的系统集成。 它非常适合真无线立体声(TWS)设备、助听器及可穿戴设备的充电座,在这些应用场景中,可靠的充电、小巧的外形和简化的制造工序是关键。

音频系统设计针对以数据为重点的场景进行了优化,在紧凑型系统中支持稳定的 USB-C 通信和数字音频流传输。 它适用于扬声器和有线耳机——在这些设备中,稳定的音频性能和高效的系统集成至关重要。

系统优势:

  • 使用可编程混合信号器件实现的快速、低功率 USB-C 液体检测功能,可提高连接器的安全性和长期可靠性,同时支持在空间受限系统中的灵活设计和高效制造。
  • USB-C 调试配件模式可实现免连接器编程、调试和生产测试,从而减少开发工作量和制造复杂性。
  • 集成电池充电和电源管理功能,可简化电源设计并支持高效运行。
  • 蓝牙 ® 低功耗(LE)连接可实现系统监测、控制和配置。

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远程测试该板卡

该板卡已上线云上实验室(Lab on the Cloud),使用我们的 PC 图形界面,无需实体板卡,便可在虚拟实验室中立即开始配置和测试设计。

支持液体检测和调试配件模式的 USB-C TWS 充电座

WS195-1Line Bi-directional.633Line Bi-directional.634Line Bi-directional.631Line Bi-directional.632Sheet.626Line.629Line.615Line.331Line.325Line.329Sheet.1Sheet.2Sheet.3Sheet.4ShuntSheet.61Sheet.62Sheet.63Sheet.76+++---Sheet.79Line 1pt.1552Line 1pt.1583Sheet.82Sheet.109Sheet.110Darlington.111Sheet.112Sheet.113Darlington.254Sheet.115Sheet.116Darlington.254Sheet.207Sheet.215Sheet.216Sheet.235Sheet.236Sheet.237Sheet.238Sheet.239Sheet.240Sheet.241Sheet.243Sheet.85Sheet.86Sheet.242VBATVBATVBATSheet.253Sheet.262Connector 1.264Sheet.265Rx/TxRx/TxRx/TxVsys/VBATVsys/VBATVsys/VBATCh1/2Ch1/2Ch1/2Sheet.277Sheet.278Darlington.131Sheet.280Sheet.281Darlington.254Sheet.283Sheet.284Darlington.254Sheet.287Sheet.288Darlington.289Sheet.290Sheet.291Darlington.254Sheet.293Sheet.294Darlington.254Sheet.297Sheet.298Darlington.299Sheet.300Sheet.301Darlington.254Sheet.303Sheet.304Darlington.254Bluetooth Low EnergyBluetooth Low EnergyBluetooth Low EnergySheet.309Sheet.447VBUSVBUSVBUSCC2CC2CC2USB-CUSB-CUSB-CSheet.456Sheet.457Sheet.458Sheet.459Sheet.460Sheet.461Sheet.462Sheet.463Sheet.464Sheet.465Sheet.466Sheet.467Sheet.468CC1CC1CC1D+D+D+D-D-D-Line Bi-directional.134Line Bi-directional.135Line Bi-directional.136Line Bi-directional.137Line Bi-directional.138Line Bi-directional.139SBU1SBU1SBU1SBU2SBU2SBU2TxTxTxLine Bi-directional.211RxRxRxLineFET n-channel.208FET n-channelSheet.538Sheet.539Sheet.540Sheet.541Sheet.542Sheet.543Sheet.544Ground - EarthSheet.546Sheet.547Sheet.548Sheet.549Resistor - Fixed.368Line.369Line.373FET n-channel.374FET n-channelSheet.556Sheet.557Sheet.558Sheet.559Sheet.560Sheet.561Sheet.562Ground - Earth.383Sheet.564Sheet.565Sheet.566Sheet.567Resistor - Fixed.389Line.390Line.317Resistor - Fixed.318Line.319Line.320Line.398Line.399Line.323Line.324Resistor - Fixed.326Resistor - Fixed.327Resistor - Fixed.328Line.330VDD/GNDVDD/GNDVDD/GNDGND/VDDGND/VDDGND/VDDLine.392Line.393Line.394Resistor - Fixed.395Resistor - Fixed.396Line.401Line.603Line.607Line.610Line Arrow.614Sheet.619Line.620Sheet.621Line.622LDOLDOLDOLine.6283.3V3.3V3.3VHall SensorHall SensorHall SensorSheet.638Line.639Sheet.640Sheet.641Line.642EarbudsEarbudsEarbudsSheet.648Sheet.650Line.652Sheet.653Sheet.655Sheet.656Bi-directionalConnector 1.117WS195-1WS195-1WS195-1Sheet.686GreenPAKGreenPAKGreenPAKGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOI2CI2CI2CSheet.687


 MCUMCUMCU I2CI2CI2CGPIOsGPIOsGPIOsADCADCADCUARTUARTUARTUSB-CUSB-CUSB-CUSB FSUSB FSUSB FSSWDSWDSWDGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOUSB VBUSUSB VBUSUSB VBUSSheet.688Charger PMICCharger PMICCharger PMICVsysVsysVsysI2CI2CI2CBoostBoostBoostLDOLDOLDOLDOLDOLDOBuck ChargerBuck ChargerBuck ChargerVBUSVBUSVBUSGPIOGPIOGPIO
Exiting Interactive Block Diagram

支持液体检测和调试配件模式的 USB-C 音频系统

WebLine.325Connector Line.377Connector Line.378Connector LineConnector Line.475CC2CC2CC2USB-CUSB-CUSB-CSheet.229Sheet.230Sheet.231Sheet.232Sheet.233Sheet.234Sheet.235Sheet.236Sheet.237Sheet.238Sheet.239Sheet.240Sheet.241Line Bi-directionalLine Bi-directional.26Connector Arrow.245CC1CC1CC15V5V5V3.3V3.3V3.3VLine.126Line Bi-directional.131Line Bi-directional.132TxTxTxRxRxRxConnector Arrow.255Connector Line.333Connector Line.272FET n-channel.208FET n-channelSheet.278Sheet.279Sheet.280Sheet.281Sheet.282Sheet.283Sheet.284Ground - EarthSheet.286Sheet.287Sheet.288Sheet.289Line.367Resistor - Fixed.368Line.369Line.373FET n-channel.374FET n-channelSheet.299Sheet.300Sheet.301Sheet.302Sheet.303Sheet.304Sheet.305Ground - Earth.383Sheet.307Sheet.308Sheet.309Sheet.310Line.388Resistor - Fixed.389Line.390Line.394Resistor - Fixed.318Line.319Line.320Line.398Line.399Line.323Line.324Resistor - Fixed.326Resistor - Fixed.327Resistor - Fixed.328Line.329Line.330Line.331Connector Line.412VDD/GNDVDD/GNDVDD/GNDGND/VDDGND/VDDGND/VDDTri component non Renesas.342Component block.631SwitchSwitchSwitchConnector Arrow.345Vertical Wire Bundle.346NNNSheet.348xNxNxNLine Bi-directional.354Line Bi-directional.355Microphone.356Sheet.357Sheet.358Speaker.359speaker_8_Sheet.361Sheet.362Sheet.363Sheet.364Line Arrow.365Line Arrow.366Line Arrow.367Line Arrow.368Connector Arrow.369Connector Line.373Connector Line.374D-D-D-Line Bi-directional.381Line Bi-directional.382D+D+D+Line Bi-directional.384Line Bi-directional.385SBU1SBU1SBU1SBU2SBU2SBU21.8V1.8V1.8VVBUSVBUSVBUSLineLine.392Line.393Line.394Resistor - Fixed.395Resistor - Fixed.396Connector ArrowBi-directionalFET n-channel.437FET n-channelSheet.439Sheet.440Sheet.441Sheet.442Sheet.443Sheet.444Sheet.445Ground - Earth.446Sheet.447Sheet.448Sheet.449Sheet.450FET n-channel.453FET n-channelSheet.455Sheet.456Sheet.457Sheet.458Sheet.459Sheet.460Sheet.461Ground - Earth.462Sheet.463Sheet.464Sheet.465Sheet.466Line.471Line.472Connector Line.479WS195-2WS195-2WS195-2Buck RegulatorBuck RegulatorBuck RegulatorAudio CodecAudio CodecAudio CodecSheet.481MCUMCUMCUUSB CCUSB CCUSB CCGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOI2SI2SI2SI2CI2CI2CGPIOGPIOGPIOUSB FSUSB FSUSB FSSWDSWDSWDUSB VBUSUSB VBUSUSB VBUSI2CI2CI2CGPIOGPIOGPIOGPIOGPIOGPIOSheet.482GreenPAKGreenPAKGreenPAKGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOGPIOI2CI2CI2C
Exiting Interactive Block Diagram

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