http://www.pythonclub.org/ 2026-04-30T18:49:53+00:00 http://www.pythonclub.org/ http://www.pythonclub.org/lib/tpl/dokuwiki/images/favicon.ico text/html 2017-03-31T09:10:59+00:00 http://www.pythonclub.org/vlsi/models/aocv-table-example?rev=1490951459&do=diff AOCV Table Example // DP Cell: // Set late AOCVM table for the design which applies to DP cells and nets object_type: design rf_type: rise fall delay_type: net cell derate_type: late path_type: data object_spec: depth: 1 2 4 8 12 16 25 50 100 distance: 1 500000 1000000 2000000 5000000 10000000 15000000 // ALL DISTANCES in final tables must be in nm table: \ 1.0400 1.0375 1.0368 1.0363 1.0360 1.0359 1.0357 1.0355 1.0354 \ 1.0400 1.0369 1.0361… text/html 2017-03-31T09:08:04+00:00 http://www.pythonclub.org/vlsi/models/aocv?rev=1490951284&do=diff AOCV * AOCV Table Example text/html 2010-08-20T05:48:11+00:00 http://www.pythonclub.org/vlsi/models/etm?rev=1282283291&do=diff Extracted Timing Models (ETM) What is ETM Model * Block based model (.lib) * Contents of block are hidden * Original netlist replaced by model containing timing arcs for block interfaces * These arcs are a function of input transition and output load text/html 2010-06-02T01:18:50+00:00 http://www.pythonclub.org/vlsi/models/wire-load-model?rev=1275441530&do=diff WLM - Wire load Model 在没有物理信息的时候，使用Wire load Model（WLM）模型可以算到net的电容，电阻等数据。 所以在DC中会使用WLM模型。 WLM模型参数 * 单位长度电容 * 单位长度电阻 * 单位长度面积