Contents
Chapter Revision Dates .......................................................................... vii
About This Handbook .............................................................................. ix
How to Find Information ........................................................................................................................ ix
How to Contact Altera ............................................................................................................................. ix
Typographic Conventions ........................................................................................................................ x
Section I. Stratix Device Family Data Sheet
Revision History ............................................................................................................................ Part I–1
Chapter 1. Introduction
Introduction ............................................................................................................................................ 1–1
Features ................................................................................................................................................... 1–2
Chapter 2. Stratix Architecture
Functional Description .......................................................................................................................... 2–1
Logic Array Blocks ................................................................................................................................ 2–3
LAB Interconnects ............................................................................................................................ 2–4
LAB Control Signals ......................................................................................................................... 2–5
Logic Elements ....................................................................................................................................... 2–6
LUT Chain & Register Chain .......................................................................................................... 2–8
addnsub Signal ................................................................................................................................. 2–8
LE Operating Modes ........................................................................................................................ 2–8
Clear & Preset Logic Control ........................................................................................................ 2–13
MultiTrack Interconnect ..................................................................................................................... 2–14
TriMatrix Memory ............................................................................................................................... 2–21
Memory Modes ............................................................................................................................... 2–22
Clear Signals .................................................................................................................................... 2–24
Parity Bit Support ........................................................................................................................... 2–24
Shift Register Support .................................................................................................................... 2–25
Memory Block Size ......................................................................................................................... 2–26
Independent Clock Mode .............................................................................................................. 2–44
Input/Output Clock Mode ........................................................................................................... 2–46
Read/Write Clock Mode ............................................................................................................... 2–49
Single-Port Mode ............................................................................................................................ 2–51
Multiplier Block .............................................................................................................................. 2–57
Adder/Output Blocks ................................................................................................................... 2–61
Modes of Operation ....................................................................................................................... 2–64
Altera Corporation
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ALTERA [ ALTERA CORPORATION ]
