If you only need the DIP format for prototyping, use some adapter boards and prototype with those. With a steady hand you should be able to solder SOIC and TQFP parts.
This kind of thing: http://microcontrollershop.com/product_info.php?cPath=301_52&products_id=3721
http://microcontrollershop.com/Images/1B2.jpgImage from here