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ATT3042 Datasheet PDF : 80 Pages
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ATT3000 Series Field-Programmable Gate Arrays
Data Sheet
February 1997
Table of Contents
Contents
Page Contents
Page
Features ..................................................................... 1
Description ................................................................. 1
Architecture ................................................................ 3
Configuration Memory................................................ 4
I/O Block ..................................................................... 5
Summary of I/O Options ......................................... 6
Configurable Logic Block ............................................ 7
Programmable Interconnect ....................................... 9
General-Purpose Interconnect ............................. 10
Direct Interconnect ............................................... 11
Long Lines ............................................................ 13
Internal Buses ...................................................... 14
Crystal Oscillator .................................................. 16
Configuration ............................................................ 17
Initialization Phase ............................................... 17
Configuration Data ............................................... 19
Configuration Modes ................................................ 22
Master Mode ........................................................ 22
Peripheral Mode ................................................... 24
Slave Mode .......................................................... 25
Daisy Chain .......................................................... 26
Special Configuration Functions .............................. 27
Input Thresholds ................................................... 27
Readback ............................................................. 27
Reprogram ........................................................... 28
DONE Pull-Up ...................................................... 28
DONE Timing ....................................................... 28
RESET Timing ...................................................... 28
Crystal Oscillator Division .................................... 28
Performance .............................................................29
Device Performance .............................................29
Logic Block Performance ......................................30
Interconnect Performance .....................................30
Power ........................................................................32
Power Distribution .................................................32
Power Dissipation .................................................33
Pin Information .........................................................34
Pin Assignments .......................................................39
Package Thermal Characteristics .............................50
Package Coplanarity .................................................51
Package Parasitics ...................................................51
Absolute Maximum Ratings ......................................53
Electrical Characteristics ..........................................54
Outline Diagrams ......................................................68
Terms and Definitions ...........................................68
44-Pin PLCC .........................................................68
68-Pin PLCC .........................................................69
84-Pin PLCC .........................................................70
100-Pin QFP .........................................................71
100-Pin TQFP .......................................................72
132-Pin PPGA ......................................................73
144-Pin TQFP .......................................................74
160-Pin QFP .........................................................75
175-Pin PPGA ......................................................76
208-Pin SQFP .......................................................77
Ordering Information .................................................78
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