Yu Ohta,
There is SN74AUP1T17 device if that is what you are referring to.
What are the system requirements? I may be able to suggest better suitable parts for it.
Other Parts Discussed in Thread: LSF0102 , SN74AUP1T17 Hi E2E,
Could LSF0102 support 100MHz differentail signal from 1V8 to 3V3?
If no, do we another suitble solution support this case?
It will be placed between PCIE switch (1V8) and Main chip(3V3).
BR…
If a buffer is needed
We also have The AUP1T devices that are designed to translate up to Vcc. SN74AUP1T17
Vcc at 3.3V and input can except 1.8V signals. output will be 3.3V.
This is a good part.
Here are a couple of other options.
SN74AVC1T45 duel supply http://focus.ti.com/lit/ds/symlink/sn74avc1t45.pdf
SN74AUP1T17 single supply http://focus.ti.com/lit/ds/symlink/sn74aup1t17.pdf
Quickly find solutions to common questions about voltage translation (level shifter) devices by clicking this link. This FAQ answers the most common questions asked about these devices …… ……… …
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