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CDCE62005: RGZT 芯片丝印 0BJ PF75 G4

Part Number: CDCE62005

您好,关于时钟芯片最近遇到三片CDCE62005异常,如以下内容。请进行解答,谢谢。

1、遇到两片该芯片输出PLL_LOCK一直处于失锁状态,如下图PLL的输出信号;

进行测试,将完全失锁的芯片焊接在另外的位置,故障现象不同,如下图所示

2、另外一片需要1分钟多才能PLL-lock信号才能正常,如下图所示PLL-lock波形;