Mix first 5 ingredients in small bowl.
Layer ham and Singles on half of each tortilla; fold in half to enclose filling. Heat large skillet sprayed with cooking spray on medium heat. Add quesadillas, 2 at a time; cook 3 min. on each side or until lightly browned on both sides. Repeat with remaining quesadillas.
Cut into triangles to serve. Top with pineapple mixture.