There are 15 Trophies that can be collected.

Bronze

Sparkster
Emit sparks for 1 second!

100 Point Pac-Dots
Play until the value of a single Pac-Dot exceeds 100 points without losing a single life.

30 Ghosts Combo
Eat 30 ghosts in succession!

Score Attack (5 minutes)
Play Score Attack (5 Minutes) until the very end!

Score Attack (10 Minutes)
Play Score Attack (10 Minutes) until the very end!

Time Trial Cleared
Beat the Time Trial mode!

No Mistakes
Finish Score Attack (5 Minutes) with no mistakes!

No Bombs
Finish Score Attack (5 Minutes) without using a bomb!

All Maze Visuals
Beat the game with every maze visual.

500,000 Points
Score 500,000 points! (Score Attack 5 Minutes)

1,000,000 Points
Score 1,000,000 points! (Score Attack 5 Minutes)

1,500,000 Points
Score 1,500,000 points! (Score Attack 10 Minutes)

2,000,000 Points
Score 2,000,000 points! (Score Attack 10 Minutes)

Silver

Time Trial Completed
Finish every course's Time Trial!

Gold

Score Attack Completed
Finish every course's Score Attack!

http://www.ps3trophies.org/game/pac-man-ce-dx/trophies/