gEDA: EDA File Formats

[Steve Meier <smeier@xxxxxxxxxxxxxxxxxxx>]

EDA File Formats

ALF Advanced Library Format 

ALF is a modeling language that describes the electrical, functional and
physical property of cells and interconnects. 

A super set of the .lib format?


Web site: http://www.ascinc.com/

Standard: IEEE 1603


CLF Synopsys


DCL Delay Calculation Language

Standard: IEEE-1481

Delay and Power Calculation System


EDIF Electronic Design Interchange Format

Standard Document: EN 61690-2

Website: www.edif.org


GDSII 

Binary format file used as a data interchange format between ic
designers and ic fabrication facilities. It is a hierchical 2d
description language with polygons, poly lines, text, boxes etc.


An ascii format has also been developed (KEY Format).

Web Sites: http://www.xs4all.nl/~kholwerd/interface/bnf/gdsformat.html

http://okaye.esmartweb.com/gdsii/gdsii.html


GENCAM Generic Computer Aided Manufacturing

Satndard: IPC-2511


GERBER 


LEF Library Exchange Format


OLA Open Library Architecture

OLA is an extension of the “Standard for Delay and Power Calculation
System” IEEE 1481-1999. OLA files contain both data and algorythms for
calculating cell and interconnect timming.



TLF Cadence



HDL


VERILOG


VHDL



SPDM Scalable Polynomial Delay Model


Synopsis Liberty Program (Library Files) 

.lib and .plib cell libraries

stamp and SPDM delay calculations


Cadence 

LEF topology info for routing

DEF physical and hierchical info for placing cells