====== Writing a liberty file for the analog Front-End ====== 

[ __[[vlsi:workbook2|Back]]__ ]


====== Introduction ======

References to Synopsys liberty format and ho wto write a liberty desription for the analog Front-End




====== Documentation ======

Liberty is an **open source standard** from Synopsys for **standard cells modeling**. 
The liberty standard uses the **Composite Current Source (CCS)** modeling technology 
to perform complete timing, noise, power and statistical sign-off description of a digital cell.


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Official liberty coalition Web page: [[http://www.opensourceliberty.org/]]

User guide: //Liberty User Guides and Reference Manual Suite// (version 2013.12 the latest release)


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Othere resources and links:

[[http://en.wikipedia.org/wiki/Standard_cell]]                                 \\
[[http://siliconsaint.blogspot.it/2012/06/understanding-lib-and-writing.html]] \\
[[http://www.csee.umbc.edu/~cpatel2/links/641/slides/lect05_LIB.pdf]]          \\
[[http://www.ece.msstate.edu/~reese/EE8273/lectures/synopsys/synopsys.pdf]]    \\



====== Liberty ======



====== Case study: HIT from a discriminator ======

A liberty description of an analog Front-End reduces to a simple description 
of the **latch/FlipFlop** that registers the HIT information.

 



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Last update: [[pacher@to.infn.it|Luca Pacher]] - Apr 17, 2014
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