使用 XC9500 时序模型 Using the XC9500 Timing Model XAPP071 January, 1997 (Version 1.0) Application Note Summary This application note describes how to use the XC9500 timing model. Xilinx Family XC9500 Introduction toward macrocells that are further away than those directly attached to the product terms. 2 All XC9500 CPLDs have a uniform architecture and an identical timing model, making them very easy to use and There are additional timing requirements such as setup understand. To determine specic timing details, users ……