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CC2430从PM2/PM3唤醒上电时的额外功耗?

Other Parts Discussed in Thread: CC2430

CC2430手册上讲唤醒会执行一个上电序列

1. 文档《AN053 Measuring power consumption with CC2430 and ZSTACK》 里(Figure 7)测得上电时间约0.49ms,平均电流0.75mA

但图中貌似是7.5mA?且时间与手册上的120us相差甚远?

2. 有没方法可将这部分无用功耗减少到最小?已经占了我总功耗的一半了