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SDI信号环出闪屏,lm0034+lm0046+lmh0002/lmh0031

Other Parts Discussed in Thread: LMH0031, LMH0002

SDI信号输入,SDI环出一路,TTL电平输出一路,方案如下

lm0034+lm0046+lmh0002/lmh0031

PCB设计均参照ti的手册

两个输出端输出信号经常闪屏,就是有图像,10几秒后蓝屏一下,又有图像,持续这样闪

有什么解决方式吗