I always use t-branch when routing 2 chips of DDR3. Probably most of the people do like that as well. Fly-by becomes more valueable for 4 chips.
...
500 results in 0.0339 seconds.
-
Here you go: http://bfy.tw/NEI1
If someone knew about the topic, they would have replied I think. I don't really think any of the regular...Leave a comment:
-
You can't really work simultaneously on a PCB, the way software engineering do for example. What we've done in my company is creating a copy of the PCB...Leave a comment:
-
You just need to do some reading on DDR internal structure. I am not an expert myself but I can try to give you a few hints.
8 Banks is the number...Leave a comment:
-
Use fills and regions wherever possible. Polygons misbehave all the time and should only be used when necessary. With your example you can easily use...Leave a comment:
-
Add an exception for the particular footprint.Leave a comment:
-
If you scroll down, in one of the other categories you have a special Via Under SMD rule.Leave a comment:
-
Considering your experience and the fact that you don't have any managers/senior engineers with deep knowledge in high speed PCB design in your company... -
You haven't specified the most important parameter - what is the pitch of the device (pin to pin)? To me it pretty much looks like it's designed to be...Leave a comment:
-
You can use a blanket directive to cover the particular nets and assign a net to the blanket using a net class parameter set directive.Leave a comment:
-
Be more specific please. On your later screenshot I can't see any violations. Are you getting clearance, short circuit or what? Between what and what...Leave a comment:
-
Depending on your appliacation bandiwdth requirement and if the processor is happy, you might be able to get away with a single channel (1 chip). The...Leave a comment:
-
Routed length includes the tracks to the termination resistors. You need to setup xSignals between the processor and ram pads, so you can get a proper...Leave a comment:
-
If you have plenty of money to afford it sure. The biggest benefit is having new updates and having support for different issues. Otherwise it's not really...Leave a comment:
-
1. There is not standard, which is a real bummer in my opinion.
2. You can export your settings to a file from the preferences window.
3....Leave a comment:
Leave a comment: