The striker is a free agent after leaving Premier League side Swansea City, and will aim to impress Town boss Mick McCarthy at the Amlin Stadium.
Lita made a big impact during his time on loan at Norwich back in 2008, scoring 7 goals in 16 appearances.
More top news
A coroner has ruled Addenbrooke's hospital in Cambridgeshire is not guilty of gross negligence following the death of a Norfolk grandfather
The employee was sorting through rubbish at waste company Amey's Waterbeach facility.
Ice is expected to form on some surfaces from late Tuesday afternoon and last overnight into Wednesday morning.