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Variable output Impedance
Above is the basic circuit I want to implement with Ro being a variable resistor     I want to use uC GPIO Port to modulate the output impedance somewhat similar to...
Saturday, 6 February 2021 - 01:49
Finding the slope of an array of values
Hi,   Suppose I have an array of 1000 values, the values are generally monotonic, the values in the array are from an ADC. Suppose I want to find the slope between sample 0...
Wednesday, 8 January 2020 - 06:12
Fastest uC @ 5[v]
I am looking for the fastest uC that operates @ 5[v], GPIO and ADC have to be able to operate @ 5[v]. Currently, I am using A Nuvoton M4@75mhz@5[v] which is already fast but I...
Wednesday, 4 September 2019 - 01:02
USB Type C PD Sink IC
Hi,   I need an easy to use IC that can provide 15V@3A through USB type C. I found the STMicro STUSB4500 IC, which looks perfect but it seems limited to 30W max. Anyone have...
Wednesday, 29 May 2019 - 08:06
High Performance soldering station
Hi,   I currently have a old metcal and I like it very much. Is there any brand/model that offers metcal like performance without the metcal prices?  ...
Tuesday, 1 January 2019 - 22:21
SAME7 PGA + differential ADC
Lets say I need a measure voltage across a resistor, the voltage across it is ~0.1v, the voltage at each end of the resistor is 2.95v and 3.05v   Ideally I want to do a...
Friday, 16 March 2018 - 02:10
High voltage switch?
Hi,   I have a pet project that requires the switching of ~10kv on/off. I would prefer to find some already assembled product that accepts a trigger + 10kv and outputs 10kv...
Friday, 30 September 2016 - 21:29
USB hub IC
Hi,   I am looking for a USB hub IC, I never touched them before so I am looking for something that is easy to work with. I am looking for USB 2.0 (480 Mbps).    
Monday, 13 April 2015 - 04:00
Experimenting with audio stuff
Hi,   I have never done anything in audio before, but I have the need to experiment with audio capture and audio signal processing. I am going to hook up a mic to my PC to...
Tuesday, 30 September 2014 - 03:41
Is it possible to make your own ICs at home from scratch?
Hi, Is it possible to make your own simple ICs from scratch at home? I am talking about simple stuff like single logic gates and a simple transistor. I do not need the pin packing...
Thursday, 26 June 2014 - 21:38
Pen to mark IC chips
Hi, I need some type of easy way to mark chips, some type of pen perhaps. Any suggestions.
Wednesday, 11 December 2013 - 06:34
looking for a source for connector
Hi, I am looking for same/similar connector as this, http://www.digikey.ca/product-de... I was able to order it off digikey in small quantity a month ago, now it is non stock and...
Friday, 8 November 2013 - 02:26