CAD Tool Tutorial课件.ppt

HSpice Simulation Creating a Spice file (4/4) type in the model library .LIB ‘/home/users2/kyusun/tool/model/libcmos050t22a.sp’ CMOS1 type in an analysis type and .END .TRANS 0.01NS 500NS .END save as amp.sp refer to HSpice manuals for more information HSpice Simulation Running HSpice source ~chip/.cad and execute HSpice source ~chip/.cad hsp amp ‘AvanWaves’ will pop up when the simulation is done HSpice Simulation Simulation result select an analysis type (Transient in this example) and double click the nodes to check the results you’ll see display menus when right click on the display panel Circuit Layout Loading Virtuoso XL (1/2) you are ready for a layout if your schematic meets a design specification load ‘Virtuoso XL’ from the schematic editor Tools → Design Synthesis → Layout XL select ‘Create New’and click ‘OK’ Circuit Layout Loading Virtuoso XL (2/2) select options in ‘Create New File’ - Library Name : CSE598A - Cell Name : amp - View Name : layout - Tool : Virtuoso click ‘OK’ Circuit Layout Virtuoso XL Layout Editor layout your design in this window these are menu buttons on the left side Save Fit Edit Zoom in Zoom out Stretch Copy Move Delete Undo Property Instance Path Polygon Label Rectangle Ruler Circuit Layout Generating transistors (1/2) generate transistors and in/out pins from your schematic : Design → Gen From Source… Circuit Layout Generating transistors (2/2) Layout Generation: I/O Pins, Instances I/O Pins: select metal1/dg, set the size to 0.9x0.9, and click ‘Apply’ click ‘OK’ Circuit Layout Layout Editor (1/12) tool generatedI/O pins andtransistors we need to doplacing androuting to see thetransistors,type ‘Shift+f’and to hide,type ‘Ctrl+f’ I/O pins transistors Circuit Layout Layout Editor (2/12) click on a transistor in the layout editor the corresponding transistor in the schematic editor will be highlighted Circuit Layout Layout Editor (3/12) pins and instance names appear in the CIW when you click them i