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Altera_Forum
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12 years ago

Cyclone 2,3 and 4 ALM/LAB definiation

Hi, On the link below I can see the LAB definitions of all Arria, Stratix and Cyclone 5 ALM /LAB http://quartushelp.altera.com/12.1/mergedprojects/reference/glossary/def_alm.htm Where ...
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Altera_Forum
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12 years ago

Refer to the documentation for each FPGA family you're interested in. This is all available on Altera's website. Look for the 'architecture' (or similar) document under the family's documentation tab.

A quick look reveals a Cyclone II LAB contains: "16 LE's, LAB control signals, LE carry chains, local interconnect". Cyclone II's basic building block is a Logic Element (LE) - as it is for Cyclone III & IV.