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AN1071 - Single Versus Multiple Transaction Translator | Cypress Semiconductor

AN1071 - Single Versus Multiple Transaction Translator

Last Updated: 
Aug 20, 2015
Version: 
*B
This is an Obsolete Application Note
The document AN1071 - Single Versus Multiple Transaction Translator has been marked as obsolete. The obsolete version of this application note is still available with the below description but may not be complete or valid any longer. If you have any questions or require support in regards to the below application note content, please click here and create a technical support case.

The USB 2.0 specification allows two different implementations: one TT for all downstream ports (TT/hub) or one TT for each downstream port (TT/port).The TetraHubâ„¢ (CY7C65640/40A/40B), which is a four-port high-speed hub, provides you with the option of using this part in single TT (TT/Hub) or multiple TT (TT/Port) mode. AN1071 presents the differences and advantages of using multiple TT high-speed hubs versus a single TT high-speed hub.