Archive for the ‘integrated circuit’ Category:

2025-04-22 photos Of Blood Monitoring Device, Chip

On Facebook https://m.facebook.com/groups/ElectronicParts/permalink/2724017091120942/?ref=share&mibextid=NOb6eG

2024-09-20 Simple 1 Digit Counter, IR Beam Break

This short uses a CD4026, a 7 segment display, 9V battery, some resistors, an IR LED and a CdS photocell or phototransistor.  Break the IR beam and the display advances to the next digit. https://www.facebook.com/reel/525596709839365?mibextid=9drbnH

2024-09-07 Elon says that the Tesla Chip Is The Best

He says it’s better than Nvidia’s chips.

2024-05-16 Delta-Sigma Modulator Using 555 IC And Current Source

This circuit is used for converting an analog signal into a digital pulse stream.  Such things as class D audio amplifiers, servo amplifiers, A to D converters, or sending an analog signal across a fiber optic link. The Schematic and explanation here in this webpage. https://lrak.net/wiki/555_Delta-Sigma_Modulator.html The output signal is shown as audio modulated onto

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2024-05-05 Tesla’s New Dojo AI Super-chip Will Be 40 Times More Powerful

A 5 min. YouTube video.  Sam the Electric Viking said that the supercomputer is now in New York.  There will be a new AI data center (being built) in Gigafactory Texas. 

2024-04-20 RCWL-0516 Microwave Doppler Motion Sensor Module Schematic KO4BB

The modules use both the RCWL-9616 and the BISS-0001 but it seems the schematics are all labeled BISS-0001.  The parts values are different.  He gives some good information about them.  They operate at 3.5 and 3.98 GHz – the ones I have were advertised at 5 GHz.  Also he shows his own version that uses a

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2024-03-24 Signal Distortion From High-K Ceramic Capacitors

A good article about signal distortion in a Butterworth low pass opamp filter using C0G and X7R MLCCs.  https://www.edn.com/signal-distortion-from-high-k-ceramic-capacitors/

2024-03-18  2104 DRAM Memory Delidded, Under Microscope

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2024-03-08 FWBR Ripple Calculator Online

This may be helpful when choosing the amount of capacitance for a certain unregulated AC power supply – the kind that uses an old fashioned transformer.  It calculates one variable given the others. https://www.chipbuilder.com/full-wave-power-supply-ripple-calculator.html

2024-03-02 Climate Change Greatest Market Failure In Human History

Dr. Naomi Oreskas says that the former chief economist of the World Bank said that Climate Change is the greatest and most wide ranging market failure in human history.  Costing 1.5 Trillion Dollars every single year.

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