我们用AD9361进行TX测试时,发现DATA_CLK出现了比较大的相位噪声。接口电平使用的是CMOS模式,接口速率为SDR,端口模式为DUAL PORT,采样率设为40MHz。校准流程已经走通 ...
我现在用FPGA调试AD9361,FPGA输出40MHz时钟作为AD9361demo板的时钟输入,寄存器配置如下:// REFCLK_IN: 40.000 MHzSPIWrite 009,17 // Enable ClocksWAIT 20 // waits ...
AD9361 data_clk始终存在相位噪声 我们现在配置AD9361,DATA CLK出现了一个问题。我需要的数据采样率为40MHz,端口模式为DUAL Port,数据速率为SDR。按照Evaluation Software生成的配置文件配置,得到的DATA_CLK频率正确,但是始终存在相位噪声,导致数据采样不准确。示波器采集的DATA_CLK信号如下: 把DC Calibration和TX Quantu...
We used the AD9361 TX test, found DATA_CLK there is a relatively large phase noise. The interface level uses the CMOS mode, the interface rate is SDR, the port mode is DUAL PORT, and the sampling rate is set to 40MHz. The calibration process has been passed, but...
• 请问ad9361各个时钟关系是什么? 3662 提交评论 3个回答 答案对人有帮助,有参考价值 0 您好!ADC_CLK 是BBPLL的分频,CLK_OUT是ADC_CLK的整数分频,DATA_CLK是ADC_CLK经过抽取后输出的数据率,有三个HB滤波器和一个FIR滤波器,如果三个HB滤波器都是能,FIR抽取率为2,那么ADC_CLK就是DATA_CLK的16倍。
从AD9361手册上看到DATA_clock是最大速率是61.44M,但是在的adfcomms2的说明文档overview中显示的是显示着AD采样率是64MSPS。 请问AD9361最大的AD和DA采样率是多少? 0 2018-12-12 09:37:12 评论 淘帖 邀请回答 杨伟 相关推荐 • 请问AD9361 ADC的采样率是多少? 9838 • 请教关于9361数字地和模...
Hi all, I have a question about the bbpll of ad9361. Our platform is FMCOMMS3*2+VC707. The hdl design we use refers to the ADI reference hdl design of FMCOMMS5 and we use the no-os driver code downloaded from the github. When we run the program, it doesn't print out th...
Hi, I am currently starting to work with an AD9361 (on AD-FMCOMMS3-EBZ) on a FPGA development board, using the ADI driver which I customized lightly (AD9361 Device Driver Customization [Analog Devices Wiki] ) I am confused with the clocks configurations and as I can not find the answer...
您好!以1R1T,SDR,TDD,signal port为例,DATA_CLK的最大频率为61.44MHz,那么I和Q的速率为30.72MHz,见AD9361 Interface Specification第8页,即RX_FRAME的频率为30.72MHz。 2019-3-5 14:55:24 评论 举报 云静京 提交评论 答案对人有帮助,有参考价值 0 您好!请注意示波器探头的输入电容,走线长短等因素...
1. What is the required data rate for AD9361 DAC? Does it need to be 245.76MHz/122.88MHz/61.44MHz/30.72MHz? 2. Can I use the l_clk pin on AXI AD9361 IP Core as clock for my modulator? Thanks for any help!Tags: fmcomms3 modulation clock frequency no-os ad9361 Show More ...