controller.js

//template is {{input value=filterString}}



import Ember from 'ember';

export default Ember.Controller.extend({
  filterString:'',

  doUpdateModel: function() {
    var update = function() {
        console.log('fired with: ' + this.get('filterString'));
    },
    debounce = function() {
      Ember.run.debounce(this, update, 350);
    };

    Ember.run.next(this, debounce);
  }.observes('filterString')
});