What is the fewest minutes played for the player with exactly 638 good passes?
CREATE TABLE "table1_28461589_2" (
  "nr" real,
  "player" text,
  "games_played" real,
  "starting" real,
  "sub" real,
  "subbed" real,
  "mins_played" real,
  "goals" real,
  "pens_against" real,
  "pens_for" real,
  "fouls_suff" real,
  "fouls_comm" real,
  "yellow_c" real,
  "red_c" real,
  "assists" real,
  "passes" real,
  "good_passes" real
);
SELECT MIN("mins_played") FROM "table1_28461589_2" WHERE "good_passes"=638;