DAC39J84: DAC39J84 插值问题-TI中文支持网

Part Number:DAC39J84

hi

你们好；

我在使用DAC39J84这款芯片时，目前使用插值模式，使用8411模式，外部pll时钟输入2.4G；遇到的问题是在2插值模式下，配置芯片是有DAC输出信号的，但在是用4插值及及以上模式过程中，DAC没有输出信号，且确认JESD204B的sync信号正常拉高；请问该问题如何解决；

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您好，

确保外部PLL时钟输入2.4G的配置正确，并且在不同插值模式下时钟频率和相位都正确匹配。检查时钟源的稳定性和准确性。

另外请参考下面的链接

https://e2echina.ti.com/support/data-converters/f/data-converters-forum/109539/dac39j84

https://e2e.ti.com/support/data-converters-group/data-converters/f/data-converters-forum/1035132/dac39j84-no-outputs-and-lanes-errors-for-dac39j84

DAC39J84: DAC39J84 插值问题

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Haitian Creole	Persian