Analog and Digital Ground in 7135 PCB

More
1 month 4 days ago #5 by amplified
I have design a PCB layout for a 4.5 digit voltmeter using the ICL7135 chip, and i have problems with the analog and digital ground. Do you know if somebody have make a PCB for this chip?

A mail from RL is being Archived Here

Please Log in or Create an account to join the conversation.

More
1 month 4 days ago #6 by delabs
This thread has been archived here ICL7135 PCB Layout Method



Digital Grounds have Switching Noise or Pulses, Interface Grounds have higher currents. Sensor Low inputs that are not isolated may have potentials and may lift the system ground and also pose hazard. Electrical Earthing and System Grounding are also different things.

(part of email conversation of delabs)
Attachments:

Please Log in or Create an account to join the conversation.

Time to create page: 0.557 seconds
Powered by Kunena Forum