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TAS5731M: 零下15度开机后概率无声音,重启后正常

Part Number: TAS5731M

零下15度开机后概率无声音,重启后正常,查看日志发现是osc_trim寄存器值异常,有时候是82,有时候是00,正确的应该是C0。设置了一个修复机制即检测到值异常后复位芯片,重新读取,共计四次。四次中概率性会有某次读到正确的值C0(第二第三第四次均出现过),如果四次读到的值都是异常的(有时候是82有时候是00),则功放无输出。请问一下大家,有遇到过这种情况吗