Hello Joel,
I am sorry I cannot attach the complete schematics without modifications. I wish I could. But the only thing not showing in the attached schematic, are the SN75240 USB filter chips. Could they cause this behaviour?
However, I am using…
Other Parts Discussed in Thread: TUSB2077A , SN75240 , TPS2044B Hello,
I am considering using the TUSB2077A usb hub.
Before spending hours copying the typical application schematic found in the datasheet on my CAD software, I would like to know if…
Part Number: TUSB2046 Other Parts Discussed in Thread: TPS2044 Hi!
we are working with a customized USB hub designing. for which we use a ti tusb2046 for our design in that we are having a issue with tps2044 when ever we power up device it will burnout…
Other Parts Discussed in Thread: TUSB2046B , SN75240 Looking at the datasheet for the TUSB2046B it states "Fully Compliant With the USB Specification as a Full-Speed Hub: TID #30220231". Does this mean it is USB 2.0 compliant?
The reference schematic…
hello JH,
thank you for your valuable response. I tried with working board but it shows the same error message. But i find datasheet of my debugger with schematic. By using the schematic i verified the debugger, in that i find TRST pin is short to ground…
Other Parts Discussed in Thread: TPS2044 , TUSB2046B , SN75240 Hello guys, I am designing a self powered board based around the TUSB2046B, and am using a TPS2044 power switch, and a few SN75240's for ESD protection on all of the ports. I just got the…
Other Parts Discussed in Thread: TUSB2046B , SN75240 Hi,
1) I'm trying to use the TUSB2046B USB HUB Controller, but wenn i designed the schematic i saw that the DM and DP Ports, they are directly with the Outputs connected.
but in every USB are D…
Other Parts Discussed in Thread: TUSB2046B Hi,
I need help. The USB hub is not worked as intended. I am using Self powered mode with individual port management.
Attached please find the schematic. I am using Mini USB Type A as the connector.
I tried…
Other Parts Discussed in Thread: TPS2043B , TUSB2036 , SN75240 , TPS2044 , TPS2071 My customer posed this question:
I have a specific question related to the TPS2043B power switch and TUSB2036 HUB. Is there a way for a host processor connected to the…
Hi Andrew,
pls refer to the date sheet here (http://focus.ti.com/lit/ds/symlink/tpd4e004.pdf , 4-Channel ESD-Protection Array for High-Speed Data Interfaces (Rev. A) ). The dimensions were on page 10. You may also want to have a look at SN75240 USB…
