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Cable ID for USB Type-C Cables

RT1731

Update Alert Share

The RT1731 is Electronically-Marked ID cables IC for both passive and active full-featured USB Type-C cable controller complies with USB type-C and Power Delivery application, the Electronically-Marked ID cables support USB Power Delivery Structured VDM Discover Identity command directed to SOP’. With Electrically-Marked Cable ID, the DFP host can determine the characteristics of the cable, e.g. its current carrying capability, its performance, and vendor identification, the RT1731 features VBUS short protection on VCONN and CCIN to avoid pin short when VBUS voltage rises above 20V after PD communication is complete.

The RT1731 is available in WDFN-8L 2x2 and WL-CSP-8B 0.96x1.64 (BSC) packages.

Applications

  • USB Full-Featured Type-C Cables
  • Type-C Active Cable
  • Type-C Passive Cable
Key Spec.
RT1731
Status Active
Vin (min) (V) 3
Vin (max) (V) 5.5
Features Enable Input
Package Type WDFN2x2-8;WL-CSP0.96x1.64-8(BSC)
Features
  • Type-C Support/PD Support
    ► Support SOP’ and SOP’’ Communication
    ► Support Host Authentication
    ► Support Additional Modal Operation
  • Advantage
    ► Embedded Both Side RA Resistor
    ► Embedded Both Side ISO Diode
    ► Support Multi-Time Writable Memory to Store VDM Data
    ► Support Custom Structured VDM Writing Over CC Pin
    ► Write Protect on Multi One-Time Programmable (OTP) Memory
    ► Support I2C Bus for Programming VDM Data
  • Power
    ► Support 3V to 5.5V Operation on VCON1/VCON2 Pin
  • Protection
    ► HV Protection of VCON1/VCON2/CCIN
  • Package
    ► WDFN-8L 2x2
    ► WL-CSP-8B 0.96x1.64 (BSC)
Datasheet
TitleLast UpdateShareDownload
Cable ID for USB Type-C Cables2018/11/07
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