-T and +T suffix in Maxim MAX4648EUT-T and MAX4648EUT+T

The difference between MAX4648EUT-T and MAX4648EUT+T is the Lead-Free Status.

The T = Tape & Reel packaging.
The - Indicates the part is not qualified as lead-free (RoHS).
The + Indicates a lead-free (RoHS) qualified version.

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