Forum Discussion

New Contributor

4 years ago

Ground noise when switching output

HI When am switching any output Ground is bouncing 400mV 3 to 4 rings... is there any guidelines to reduce this

Regular Contributor

4 years ago

Hi,

Please let us know which FPGA device you are targeting to.

You may refer to documents available:

AN-731: Simultaneous Switching Noise Guidelines for Intel Cyclone 10 LP, Cyclone IV, and Cyclone III Devices
Device design guidelines
AN 75: High-Speed Board Designs
Pin connection guidelines

Regards.