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TMP451-Q1: N 因数校正应用问题

Part Number: TMP451-Q1

Hi,

   按照datasheet,把N因数写入23h寄存器值及回读值正常,N因数分别写入最大(80h)及最小(7Fh)两个极限值,但是发现常温回读的温度都是26C±0.5C左右,没有任何变化,麻烦帮忙分析原因出现在什么地方?谢谢!