bootstrap-ui-datetime-picker

<p class="input-group">
    <input type="text" class="form-control" datetime-picker="dd MMM yyyy HH:mm" ng-model="myDate" is-open="isOpen"  />
    <span class="input-group-btn">
        <button type="button" class="btn btn-default" ng-click="openCalendar($event, prop)"><i class="fa fa-calendar"></i></button>
    </span>
</p>