PM991
Posted: May 19th, 2025, 13:32
Help identify the element with marking "UM" is a reset supervisor. What is the name of the chip?
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