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Mentor Graphics ADVance MS(ADMS)工具是应用于数字、模拟和混合信号及射频电路的功能验证环境。平台基于四个高效仿真技术:数字电路的Modelsim;用于模拟电路的Eldo;射频电路的Eldo RF;晶体管级的Mach。本文以二阶Σ-ΔDAC芯片AD421仿真为例,详细介绍了数模混合仿真软件ADMS的基本使用方法,并给出仿真结果。
Mentor Graphics ADVance MS (ADMS) tools are functional verification environments for digital, analog and mixed-signal and RF circuits. The platform is based on four highly efficient simulation techniques: Modelsim for digital circuits; Eldo for analog circuits; Eldo RF for radio frequency circuits; Mach-level transistors. In this paper, the second-order Σ-Δ DAC chip AD421 simulation as an example, introduced in detail the basic use of digital-analog hybrid simulation software ADMS, and gives the simulation results.