Altera Stratix - Page 11

Altera Corporation xi
Contents Contents
Section VII. PCB Layout Guidelines
Revision History .................................................................................................................. Section VII–1
Chapter 13. Package Information for Stratix Devices
Introduction .......................................................................................................................................... 13–1
Device & Package Cross Reference ................................................................................................... 13–1
Thermal Resistance .............................................................................................................................. 13–2
Package Outlines ................................................................................................................................. 13–3
484-Pin FineLine BGA - Flip Chip ............................................................................................... 13–4
672-Pin FineLine BGA - Flip Chip ............................................................................................... 13–6
780-Pin FineLine BGA - Flip Chip ............................................................................................... 13–8
956-Pin Ball Grid Array (BGA) - Flip Chip ............................................................................... 13–10
1,020-Pin FineLine BGA - Flip Chip .......................................................................................... 13–12
1,508-Pin FineLine BGA - Flip Chip .......................................................................................... 13–14
Chapter 14. Designing with 1.5-V Devices
Introduction .......................................................................................................................................... 14–1
Power Sequencing & Hot Socketing ................................................................................................. 14–1
Using MultiVolt I/O Pins ................................................................................................................... 14–2
Voltage Regulators .............................................................................................................................. 14–3
Linear Voltage Regulators ............................................................................................................. 14–5
Switching Voltage Regulators ...................................................................................................... 14–7
Maximum Output Current ........................................................................................................... 14–8
Selecting Voltage Regulators ........................................................................................................ 14–9
Voltage Divider Network ............................................................................................................ 14–10
1.5-V Regulator Circuits .............................................................................................................. 14–10
1.5-V Regulator Application Examples .......................................................................................... 14–19
Synchronous Switching Regulator Example ............................................................................ 14–20
Board Layout ...................................................................................................................................... 14–21
Split-Plane Method ....................................................................................................................... 14–23
Conclusion .......................................................................................................................................... 14–23
References ........................................................................................................................................... 14–24