thunderbolt 4 passive cable assembly

[xush_4773171]

Hi ,

I want to develop the thunderbolt 4 passive cable assembly ,  and I need design the PCBA first , so could you please recommend me a suitable PD chip  ? thanks !

Sheng

[Abhilash_P · Accepted solution]

Hi,

    CMG1 is Cypress's USB PD Controller chip dedicated for Type C EMCA passive Thunderbolt cable application.

Please refer the following link for accessing the datasheet of CMG1

https://www.cypress.com/documentation/datasheets/ez-pd-cmg1-datasheet-usb-c-emca-controller

Please refer the following KBA to get started with CMG1 for your specific application.

https://www.cypress.com/documentation/application-notes/an221499-getting-started-ez-pd-cmg1

Please refer the following link to download EZ-PD Configuration Utility to configure vendor and cable specific configuration data

https://www.cypress.com/documentation/software-and-drivers/ez-pd-configuration-utility

The steps to configure CMG1 for your specific application is explained in the above mentioned KBA.

Regards

Abhilash P