TSSOP 56L  Drawing Last Update: Jan 2015
TSSOP (6.1mm) 48 and 56 Packing Last Update: Jan 2016
MTD56 TSSOP56 Leads, Packing Drawing Last Update: Jan 2016
Using BGA Packages Last Update : 05-Mar-2011
An Introduction to Fairchild Switch Products Last Update : 05-Mar-2011