Layout Automation of Variable Gain Amplifier Circuit based on TCL Language

Document Type : Original Article

Authors

1 Electrical Engineering Department, Faculty of Engineering, Sohag University, 82524, Sohag, Egypt

2 Electrical Engineering Depatrtment, Faculty of Engineering, Sohag University 82524, Sohag, Egypt

Abstract

This paper presents a method for automating the layout design of a variable gain amplifier (VGA) using the tool command language (TCL) scripting language.TCL automation involves writing scripts that automate tasks such as design synthesis, simulation, verification, and layout generation. The proposed method consists of two steps: firstly, generating a TCL script file that describes the desired layout, and then executing the TCL script to generate the layout. The TCL script is generated by a layout generator, which takes the specifications of the VGA as inputs and generates a TCL script that describes the layout in terms of TCL commands. The TCL script is then executed by a layout placer, which places the cells in the layout according to the instructions of the TCL script. The proposed method has been implemented and evaluated on a given VGA circuit. The results show that the proposed method can automate the layout design of VGA with high accuracy and efficiency.

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