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tms320c6713 芯片复位问题



6713由fpga提供复位信号,目前现象是如果给的复位信号脉宽20ns,dsp可以实现自举。如果大于20ns就不行。可是6713手册上明明要求复位信号是大于200ns。这是为什么?有人遇到过这种现象吗?

会不会是6713芯片有问题?目前两个板子都是这个现象,会是器件批次性问题吗?