Another possibility is the Zoom R8, R16 and R24. They are self-contained recorders but can also act as an interface and DAW controller --$300-500, depending on model.

I've never used one but have read about them -- John

http://www.sweetwater.com/c1008--Digital...NDk2NzI3MCJdfX0

http://www.zoom.co.jp/products/r16/spec/