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96 Threads found on Cross Talk
Vivado has a built in simulator which will be ok for VHDL/Verilog simulation only - it is fairly capable. If you want UVM or systemverilog, you will need modelsim or Cadence Simulator. Cadence is really terrible when it comes to cross language support (making VHDL talk to SV is really really bad - they insist on only std_logic/std_logic_vector only
What is the difference between: crosstalk & Coupling ?
crosstalk helps hold or setup? and why? Thanks
A simple google search will get you the following link. This page explains it very nicely.
I get low cross talk on balanced microstrip using interleaved grounds between pairs. -140dB on 12 port T1 distribution layout @1.544Mhz
Extra spare memory cells are included in the design of the memory. These rows and columns of cells are accessible only by the testing programs in a special test mode at the factory for cross talk and access time. Then blank idle current and contents may be tested by the user. Designs proposed to inject a dynamic charge and sense the charge in an
There are 2 reasons for having sharper transition on clock path. 1. To avoid min pulse width issues. 2. To avoid cross-talk issues ( crosstalk impact will be more if the transition is too bad ).
The problem with RS-485 in full duplex is cross-talk from CM coupling of signals. To get good performance a ground wire helps absorb stray CM noise and a good CM choke helps even more. Data wires should be balanced such as CAT5 or twisted pair with proper impedance terminator matched to cable impedance.
The ground should have a big area to stop series inductance in it down the length of the board. If the ground is big and close to conductors which are carrying high frequencies, the adjacent capacitance to ground will reduce the cross talk to other lines. The downside would be the rise/fall times will be slower. Frank
I'm trying to sample from 8 channels using my dspic33fj128gp802 chip. I've had four channels working fine up until now, but trying to use the alternative MUX switch isn't going to plan. I've tried to change the settings so that the DMA interrupt is polled after each second sample/conversion, in a hope that I can fill an eight word DMA buffer fo
I do understand that cross talk analysis will be different for Asynchronous and logically exclusive clocks groups in Primetime SI. But unable to exactly understand what is timing window and how the PT calculates the timing window for async and exclusive clock group. Among Async and exclusive clock groups which one result in more pessimistic (...)
If you are using magnetic sensors, you would need to separate them by a sufficient distance to prevent cross talk of the sensors. Depending on the routing, you could do twisted pairs to try and minimize the noise as well.
When two wire segment are in close proximity, they interact with each other electrically, this is an account of coupling capacitor between these two nets. This phenomenon is called crosstalk. or you can say, victim net gets affected by aggressor net. To avoid cross talk, you can insert buffer in victim net to increase (...)
Hi friends, when the report is generated by ETS for crosstalk analysis... There are three kinds of violations 1) Double clock 2)Glitch 3)Incremental Delays I know 2) and 3) can any one explain clearly what is 1) double clock violation and methods to fix this violation Help me with this........
did you run your simulations without pex data, to have only the functionnality and no cross-talk? adding power-up time and delay to have design stabilize and check the result "later".
Hi everyone, i need some document for Analog components (Op-amp,transformer and MOSFET) Placement guideline and Routing Guideline.if anybody have please share this post.what are factor i have to follow to reduce the EMI and EMC as well as cross talk ??
Hi Im practicing SI on Reflection and cross talk for SDCK net between "AT91SAM ARM-based Embbedded MPU" & Micron SDRAM. I have assigned the stackup in cross section and IBIS model also for these two ICs. As per the guideline given, i have done simulation, im getting overshoot of about 4.7V and cross talk (...)
When we face cross-talk violation, we can shield the net to avoid the cross-talk effects. While shielding, we always shield the net with VSS, why not with VDD? What are the pros and cons of connecting it to VDD?
Non- Default routing rules like double spacing, double width, shielding etc are used to make the clock routes less sensitive to cross talk or EM effects. Hence to avoid such effects at the later stage we should give the NDrules atthe CTS stage itself.
You will find many sources of noise when you test the design with various signals. First ensure you eliminate sources of noise you can control then worry about dithering LSB noise, unless you are dealing with repetitive waveforms. 1. Consider the cross-talk of conducted ground noise between digital and analog grounds. Any shift of the reference v