EJ901
Production information
Copyright and Disclaimer
This is a confidential and proprietary document of Etron Technology, Inc. Any unauthorized use, reproduction, duplication, or disclosure of this document will be subject to the applicable civil and/or criminal penalties.
This document may be modified or revised subject to the discretion of Etron Technology, Inc. without further notice. Etron Technology, Inc. makes no warranty or representation to either the contents of this document or the products referenced in this document for any errors or omissions.
Introduction
The EJ901 is USB Type-C cable ID controller for USB Type-C electronically marked cables (e-Marked Cable). It supports USB power delivery (PD) SOP’/SOP” communication using bi-phase mark coding (BMC) over CC wire.
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Features
- USB power delivery R2.0 specification compliant
- Monitor Hard Reset, Soft Reset and Cable Reset signaling
Support Structured VDM Discover Identity command starting with SOP’ and responding with - ID Header, Cert Stat VDO, Product VDO & Cable VDO
- Support Structured VDM Discover SVIDs command starting with SOP’ （programmable）
- Support Structured VDM Discover Modes command starting with SOP’ （programmable）
- Support Structured VDM Enter Mode command starting with SOP’/SOP” （programmable）
- Support Structured VDM Exit Mode command starting with SOP’/SOP” （programmable）
- Support BIST Mode
- Monitor Hard Reset, Soft Reset and Cable Reset signaling
- USB TypeC Cable and Connector 1.1 specification compliant
- Embedded 512 bytes OTP for cable parameter setting and programmable through CC wire
- Embedded 12MHz crystal
- Embedded VCONN diodes & Ra resistors
- Embedded 5V to 3.3V LDO and 3.3V to 1.8V LDO
- SOP’/SOP” decode （programmable）
- Respond to SOP’ communication when VCONN1 is valid and respond to SOP”communication when VCONN2 is valid