Table of Contents
Lattice Semiconductor
LatticeXP Family Handbook
8
PCB Layout Recommendations for BGA Packages
Introduction ...................................................................................................................................................... 18-1
BGA Board Layout Recommendations ............................................................................................................ 18-1
BGA Breakout and Routing Examples ............................................................................................................. 18-2
64-ball csBGA BGA Breakout and Routing Example.............................................................................. 18-4
64-ball ucBGA BGA Breakout and Routing Example.............................................................................. 18-5
100-ball csBGA BGA Breakout and Routing Examples .......................................................................... 18-6
132-ball csBGA BGA Breakout Examples .............................................................................................. 18-8
144-ball csBGA BGA Breakout Examples ............................................................................................18-10
256-ball caBGA BGA Breakout Examples ............................................................................................18-12
PCB Fabrication Cost and Design Rule Considerations ................................................................................ 18-13
Advantages and Disadvantages of BGA Packaging ...................................................................................... 18-14
BGA Package Test and Assembly ................................................................................................................. 18-15
PCB Design Support ...................................................................................................................................... 18-18
Technical Support Assistance........................................................................................................................ 18-18
Revision History ............................................................................................................................................. 18-19
Section III. LatticeXP Family Handbook Revision History
Revision History ............................................................................................................................................... 20-1