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RT1731 是支持 USB-C 型接口和 PD 应用、主动式和被动式 USB-C 电缆均可使用的电子标签 IC,可通过 SOP' 通讯进行 USB PD 应用需要的结构化 VDM 身份识别,DFP 主机可通过它了解电缆特性如电流承载能力、电缆性能和供应商等信息,其 VCONN、CCIN具备 VBUS 短路保护能力,可防范高达 20V 以上的应用中出现短路时可能带来的伤害。RT1731 以 WDFN-8L 2x2 和 WLCSP-8B 0.96x1.64(BSC) 封装供货。
对 USB-C 和 PD 的支持►支持 SOP' 和 SOP" 通讯►支持主机身份认证►支持附加模态操作►支持 USB4 C 型 Passive 电缆
优势►内建双端 RA 电阻►内建双端隔离二极管►内建存储 VDM 数据的可多次写入存储器►支持通过 CC 引脚写入 VDM 数据►有写入保护►支持通过 I2 接口写入 VDM 数据
供电►VCON1/VCON2 支持 3V~5.5V 供电
保护►VCON1/VCON2/CCIN 有高压保护
封装►WDFN-8L 2x2►WL-CSP-8B 0.96x1.64 (BSC)
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