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MSP430F2272 内部FLASH information memory 写入的数据错误

Other Parts Discussed in Thread: MSP-FET

小批量生产的产品,应用MSP320F2272中的information memory segment    C segment和 B segment进行配置参数的保存;

发现大概有10%的芯片写入的数据再读出,数据部分字节是错误的;重复操作也一样;

请问此现象的可能原因是什么?是此芯片设计的information FLASH在量产产品中不适合使用,还是芯片批次有问题?