TUSB2046B: Does the upstream side always keep in USB2.0 mode

dimitry chen

Expert 1155 points

Part Number: TUSB2046B

Dears

I want to make use when I plug USB.10 / 1.1 device (like KB, mouse etc.) in downstream side

The upstream side is keep in USB2.0 (high speed mode )or it will change to USB1.0 mode.

thanks

over 7 years ago

0 JMMN over 7 years ago

TI__Guru 60870 points

Hi Dimitry,

The TUSB2046B is a full speed hub, it does not support high speed. If you use a high speed hub ( TUSB4041 or TUSB4020B), the upstream port will stay at high speed even when the downstream ports are in full or low speed.

Regards,
JMMN

Interface

Interface forum

TUSB2046B: Does the upstream side always keep in USB2.0 mode