News
1G-sample/sec, 12-bit ADC works in base stations and instrumentation 11/10/2009
Targeting applications in wireless-communications, defense, and test-and-measurement equipment, Texas Instruments recently announced the 12-bit, 1G-sample/sec ADS5400 ADC with 2.1-GHz input bandwidth.Quad power-converter-control chip uses PMBus. 11/10/2009
Maxim’s new MAX16064 monitoring-and-control chip supervises four analog switching power converters.Online power-supply-design tool evaluates 48 billion designs 11/9/2009
National Semiconductor has made significant improvements to its free Webench online-design tool, which operates with most popular Web browsers.16-bit, dual-channel ADCs span 20M to 80M samples/sec 11/4/2009
Analog Devices’ new AD9269 family of 20M-, 40M-, 65M-, and 80M-sample/sec pipeline ADCs takes 16-bit samples.3.3V mixer downconverts RF with good linearity 10/28/2009
Linear Technology Corp’s new LTC5541 downconverting mixer operates at frequencies of 1.3 to 2.3 GHz, and the company plans to later introduce pin-compatible parts that will operate at 0.6 to 4 GHz.In-Depth
Using high-current integrated-switch power-regulator ICs 10/22/2009
Learn the thermal considerations so you don't get burned.Specify an external reference clock to improve SERDES performance 10/21/2009
Various serial data standards require different clock specifications.Comparing comparators: Measure signals, get results 10/8/2009
Simple in concept, voltage comparators have myriad specifications that complicate their application.A new set of Sallen-Key filter equations 10/1/2009
New design equations let you pick equal capacitor values and solve for the resistors to achieve any desired gain in one stage.Draw the line: Isolation shields systems from shocking surprises 9/3/2009
You must design isolation into your circuits if you want to ensure user safety, eliminate ground loops, and reduce noise. Before selecting a technology, make sure that you understand all the specs and design considerations.Experts
Take a risk; throw away those bits! 10/22/2009
You can create a 12-bit system using a 24-bit converter and eliminate the need for analog gain and level-shifting circuits.Real signals 10/8/2009
The piecewise-linear step starts with a jerk, mindlessly follows a perfectly uniform ramp, and smacks hard into its upper limit. Real signals don't do that.A designer's guide to op-amp gain error 9/17/2009
When selecting the proper operational amplifier for your circuit, you need to know how much gain error your design can tolerate.Sliding edge 9/3/2009
Boards with different transmission-line geometries require special techniques. Here's how to cope when high-speed signals reflect due to the sudden change in board properties as they move across the connection.One circuit provides system resolution and 12-bit accuracy 8/20/2009
Handheld meters, data loggers, and automotive and monitoring systems typically require a multiplexed system with good accuracy and high system resolution. Is it possible to get this mixture of requirements into one circuit?DesignIdeas






