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
ITV News Anglia's Emma Hutchinson looks back on a remarkable week in British politics.
We bring our "Somme Soldiers' story to a close, as our reporter Malcolm Robertson finds out what happened to Robert Bailey.
Find out how Private Raymond Percival's Somme story led to a surprise for some of his family, 100 years later.