In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

['m', 'e', 'n', 'f', '159', 'z', '71', '75', 'n', 't', '5', '143', '51', '483', 'p']
1, 3, 4, 5, 7, 8, 9