Latest threads in Electronics Computer-Aided Designshow only best voted threads
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Another Windows Annoyance
I've been paring out unneeded Windows Services... practically HALVED my memory usage on boot-up :-) Now I've got something popping up a DOS window during boot-up. It pops up and goes away so fast I...
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11 years ago
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4046 LTspice Model
Did anyone ever try out the 74HC4046 vcm model I posted? ...Jim Thompson -- | James E.Thompson, CTO | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus...
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11 years ago
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Is this possible...
Is this possible... NMOS or PMOS, "logic level" gate, 2A, 50mOhm max, but low dissipation (just a static switch), 60V VDS when OFF...
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11 years ago
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What web forums are best to ask basic EDA & analog questions
I finally have access to a variety of basic student-related analog EDA design tools and would just like to know what web forums are best to ask questions of for mixed-signal...
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11 years ago
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USB-to-Serial ??
Further cleaning up in the office found an odd cable... USB on one end, what looks to be serial on the other?? Was there such a thing. My cable collection was sort of hilarious, I don't know why I...
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11 years ago
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Does there exist software that...
Does there exist software that behaves much like DropBox, but "drops" directly into your own website? Right now it's fire up WSFTP, login, and scoot around the directory trees finding the files,...
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11 years ago
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74HC4046 Model Development
I have posted a first-pass attempt at a 74HC4046 model at... This is just the VCO portion for now, and just the variable part; suitable only for LTspice. Please try it out and let me know your...
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11 years ago
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LTspice Question
Suppose, in PSpice, I have a behavioral current source that "quits" unless it has at least 0.5V across it... GDC_I1 N_1 N_2 VALUE {(1+TANH(2.2/0.1*(V(N_1,N_2)-0.5)))/2*1mA} Can LTspice understand that...
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11 years ago
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Pinging 74HC4046 Users
Funny. I put a HC7046 into a design recently. Unfortunately there are no design tools for calculating the loop filter components. So how about modeling the HC7046? It is much more interesting because...
64
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11 years ago
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L6561 Spice Model ?
Anyone have a L6561 Spice Model ? Or a link to same? Looks like ST is playing the same game as Analog Devices and other manufacturers... you can only simulate on their tool :-( ...Jim Thompson -- |...
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11 years ago
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USB Mechanical Switch?
I'm going to wear out my USB hub plugging in my head-set for Skype calls, then unplugging to return to PC speakers. Does there exist a simple mechanic switch I could toggle to disconnect the head-set...
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11 years ago
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US Robotics 28.8 Sportster
Cleaning up the office piles, found... US Robotics 28.8 Sportster, PCMCIA PC Card Useful to anyone, or toss? ...Jim Thompson -- | James E.Thompson, CTO | mens | | Analog Innovations, Inc. | et | |...
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11 years ago
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OT: What's the best? / Where do I get?
OT: What's the best? / Where do I get? Gutting the old XP machine, and saving some useful pieces... WD Caviar SATA hard drive, 3.5"; need USB adapter and enclosure Multicard reader (USB driven),...
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11 years ago
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Simple, Passive Interface from 1.8V Output to 3.3 volt circuit
I am looking at a chip which only uses 1.8 volt power and has diode clamps to the power and ground rails. I want to drive a 3 volt LCD display. The chip maker tells me, "Swinging 3.3v open drain is...
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11 years ago
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Another annoyance
Another annoyance... Bringing up new PC (XP Pro), Windows Explorer wants to show zip-files as if they were folders :-( How do I turn that off? ...Jim Thompson -- | James E.Thompson, CTO | mens | |...
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11 years ago
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