[問題] PLL中Charge pump current missmatch
各位好,小弟目前在設計PLL中的Charge pump,想利用hspice測試此電路中電流不匹配的
效應,就是up down currents互相交叉的那個圖,但想了很久卻不知道要如何掃電壓
才能跑出那個圖?請高手指點小弟,謝謝!!
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