The Trojans (21-12) won the Pac-10 Tournament for the first time and earned an automatic bid to the NCAA Tournament.
DeMar DeRozan scored 25 points and Dwight Lewis added 13 for the sixth-seeded Trojans, who scored the game's final seven points.
Jeff Pendergraph scored 20 points for the Sun Devils (24-9). Derek Glasser added 16 points, Ty Abbott 12, and James Harden chipped in 10 points and eight assists for Arizona State, which held a 63-59 lead with 1:10 left to play.
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