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请教一下为什么LMK04906 用于双锁相环时PLL1无法锁定呢?没有LOS和DAC告警,显示DAC未锁定,PLL1 DLD为低,多谢指导

Other Parts Discussed in Thread: LMK04906, CODELOADER

请教一下为什么LMK04906 用于双锁相环时PLL1无法锁定呢?没有LOS和DAC告警,显示DAC未锁定,PLL1 DLD为低,芯片是直接在EVB上工作的,多谢指导