TUSB8043A: unused input terminals

Yasushi Fujiwara

Part Number: TUSB8043A
Other Parts Discussed in Thread: TUSB8044A

Hi Experts,

I have a question how to handle unused terminals. Would you tell how to handle a following terminals?
1. USB_DP
2. USB_DM
3. USB_SSTXP
4. USB_SSTXM
5. USB_SSRXP
6. USB_SSRXM

Best Regards,
Fujiwara

over 5 years ago

0 Malik Barton57 over 5 years ago

TI__Guru 64326 points

Hi Fujiwara-san,

For the pins listed, If downstream port is unused, leave unconnected. No additional termination needed.

Please find the TUSB8044A schematic checklist as a good resource for developing schematics across TUSB804xA devices.

http://www.ti.com/lit/an/slla447/slla447.pdf

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TUSB8043A: unused input terminals