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查询这款芯片的资料

先胡.1
Associate

0693W00000Y9S08QAF.png

2 REPLIES 2
Javier1
Principal

You should clean the flux residue first and redo the pic.

Maybe we get a clear view of that first phantom number

we dont need to firmware by ourselves, lets talk
Peter BENSCH
ST Employee

Welcome, @先生 胡​, to the community!

It is a LM2901PT in TSSOP14.

If the problem is solved, please mark this thread as answered by selecting Select as best, as also explained here. This will help other users find that answer faster.

Good luck!

/Peter

In order to give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.