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CompactFlash, SD, MMC, USB flash storage. Anything that does not have moving parts inside.
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PM991

May 19th, 2025, 13:32

Help identify the element with marking "UM" is a reset supervisor. What is the name of the chip?
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5.jpg

Re: PM991

May 19th, 2025, 13:41

https://www.ti.com/packaging/en/docs/partlookup.tsp?partmarking=um

https://web.archive.org/web/20230522152029/http://www.users.on.net/~fzabkar/Datasheets/DATAURLS.HTM
https://web.archive.org/web/20230522152022/http://www.users.on.net/~fzabkar/Datasheets/datasheets.txt
Last edited by fzabkar on May 19th, 2025, 13:49, edited 2 times in total.

Re: PM991

May 19th, 2025, 13:45

Thank you very much!!!
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