Other Parts Discussed in Thread: TXB0108,
Hi,
Can I use TXB0106 or TXB0108 for SD card level translation from 3.3V to 1.8V?
Thanks,
Uday
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No; SD cards use open-drain signals at some times.
You might be able to use general-purpose TXS or LSF translators, but there are specialized SDIO translators; see the Translate Voltages for SDIO app note.