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LMX2491: muxout输出脉冲信号问题

Part Number: LMX2491

您好!

最近调试LMX2491,用TICS Pro 配置寄存器,输出一个24.05-24.11G的锯齿波,用示波器测试VTUNE引脚输出了锯齿波,用频谱仪测试扫频范围也正确,但muxout(output DLD&CPMON OK)输出一直是3.3V的高电平,不能输出脉冲信号。这是因为output pin的状态设错的缘故吗,试了output DLD OK ,OUTPUT ramp0 active也无脉冲信号输出,麻烦帮忙看下是怎么回事,谢谢!

70us_lmx2491_7us_tiaoshi_24.05-24.11_no cmp.tcs