本文提出了一种基于边界扫描测试技术的模拟电路频率特性测试方法。测试选用矩形脉冲作为激励,通过加入模拟开关,简化了模拟电路的测试过程。以模拟集成芯片uA741为被测核心电路进行实验,结果证明该设计是可行性的,而且与传统测试方法相比,该方法具有更高的可靠性和可测性。 This paper presents a method of testing the frequency characteristics of analog circuits based on the boundary-scan test technique. The test uses a rectangular pulse as the excitation, by adding analog switches, simplifying the analog circuit test process. The simulation results show that the design of the integrated circuit uA741 is feasible and the proposed method is more reliable and testable than the traditional test methods.