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About AD9528 PLL chip, not output

Question asked by jianqp on May 30, 2016
Latest reply on Dec 20, 2016 by yunduan

About AD9528 PLL chip,  the problem is not  output. Input clock is  the single-ended sysref , COMS level.chip 's power supply, is normal of 3.3V, check the hardware design is  the same as the demo.

Using pattern 1: External sysref mode, the register configuration as LVDS output, according to the evaluation board software reference registers Settings, SPI interface can write and read , register's reading and writing is normal, but output is not?

 

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