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Content posted in April 2006
When audio perfection is no longer wanted
Articles  
4/28/2006   Post a comment
Whether component, circuit, or system designers, engineers are used to striving towards better and better performance, towards that unattainable goal of perfection.
So it was quite a shock when I read a Wall Street Journal story about the audio market..
Bill Schweber, Site Editor, Planet Analog
Solve ground loop problems in long-distance video transmission
Articles  
4/27/2006   Post a comment
Differences in ground potentials on cables can severely affect video signal quality; here's an analysis and one approach to dealing with the problem
Clock supports multiple distribution networks
Articles  
4/26/2006   Post a comment
Lattice Semiconductor Corp. unveiled the first member of its ispClock5300S family of in-system programmable, zero-delay, single-ended universal buffer devices with four operating configurations to support the implementation of multiple clock distribution networks.
Semtech’s 700mA Charge Pump Provides Innovative Protection
Articles  
4/26/2006   Post a comment
Semtech has announced the SC618, a constant-current charge pump for white LEDs that offers innovative protection features for flash applications in cell phones, portable digital assistants (PDAs) and digital cameras.
Analog crosspoint switches boost bandwidth
Articles  
4/25/2006   Post a comment
National Semiconductor Corp. claims these 16 x 8 analog crosspoint devices are the industry's fastest switches for high-resolution professional, broadcast and industrial video applications.
When "universal" really is--almost
Articles  
4/24/2006   Post a comment
Among the words that induce severe skepticism into an engineering editor's heart are these: universal, complete, revolutionary, ideal, solution, and perfect. That's why I was impressed by some new numbers from In-Stat ...
Avoid potential VCXO pitfalls through careful analysis of the pull-curve
Articles  
4/24/2006   Post a comment
The voltage-controlled crystal oscillator is a key element of many communication systems, to maintain sync and timing. Understanding how to apply it properly is vital to successful design.
Switches combine USB and low distortion capabilities
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4/24/2006   Post a comment
Intersil Corp.'s dual single-pole, double-throw switches are said to combine low distortion audio and accurate USB 2.0 full speed data signal switching in the same low voltage device.
DESIGN TOOLS: Analog analysis tool works with flow
Articles  
4/24/2006   Post a comment
Startup Gradient Design Automation Inc. claimed an industry first last year with FireBolt, a 3-D thermal analysis tool for digital ICs. This week, the company will launch CircuitFire, which is said to be the first 3-D thermal analysis tool for analog and mixed-signal ICs that's integrated directly into the design flow.
ON Semiconductor introduces a self-protected electronic fuse for inrush current limiting
Articles  
4/21/2006   Post a comment
The NIS5112 integrated high-side switch features a SENSEFET which allows for current sensing, using inexpensive chip resistors instead of expensive, low impedance current shunts
Track-and-hold amps aim for ultra-wideband apps
Articles  
4/21/2006   Post a comment
Inphi Corp. claims to have set a new industry standard with the launch of its GigaTrack family of 2 Gsamples/s track-and-hold amplifiers (THA) that deliver ultra-wide 18-GHz analog bandwidth.
Audio D/A provides output drive capabilities
Articles  
4/21/2006   Post a comment
AKM Semiconductor's newest member of its Audio2go family is a 24-bit stereo digital-to-analog (D/A) converter, with a ground-referenced capless headphone amplifier and a 2-volt rms line output amplifier, as well as an AC-coupled auxiliary line out.
Op amps amplify low-level analog signals simply
Articles  
4/20/2006   Post a comment
Cirrus Logic Inc. claims to have simplified the task of amplifying low-level analog signals within scientific and industrial measurement applications with its latest operational amplifiers.
When boom boxes go nano
Articles  
4/19/2006   Post a comment
Not that long ago, humongous boom boxes were the "in" thing, annoying all those around. But in a few years, we've made a 180-dgeree turn in what's cool, now, the iPod-like player is the thing, and smaller is better. This illustrates several things....
Bill Schweber, Site Editor, Planet Analog
Hand-soldering of surface-mount ICs
Articles  
4/19/2006   Post a comment
Engineering isn’t just simulation, you have to build and test prototypes! With the right tools and techniques, you can solder tiny SMT components by hand.
Op amp preserves SNR
Articles  
4/19/2006   Post a comment
STMicroelectronics' ultra low noise, wide bandwidth operational amplifier (op amp) is intended for high end industrial, medical and instrumentation applications.
8-bit UART integrates RS-232 transceiver
Articles  
4/18/2006   Post a comment
Exar claims that it is the first chip maker to combine an 8-bit UART and RS-232 transceiver in one space-saving package for consumer and battery-powered applications.
Class AB audio amplifier package shrinks 30%
Articles  
4/18/2006   Post a comment
National Semiconductor Corp. today introduced a 1.3-watt mono Class AB Boomer audio amplifier that touts improved output power and a 30 percent package size reduction for hands-free cell phone use and ringer functions.
Business card problem: a proposed solution
Articles  
4/14/2006   Post a comment
I have collected many business cards. So, what do I do with them? Here's a modest proposal...
Bill Schweber, Site Editor, Planet Analog
Tiny clock optimized for switching regulators
Articles  
4/14/2006   Post a comment
Linear Technology Corp. claims its spread spectrum silicon oscillator is a tiny, robust, low-power device that is optimized for switching regulators.
AFE integrates programmable audio/video switch
Articles  
4/14/2006   Post a comment
Toshiba America Electronic Components, Inc. (TAEC) expanded its family of analog video front-end processors with a device that is said to maximize analog input design flexibility and reduce interface design complexity.
LDOs withstand up to 80-V input
Articles  
4/13/2006   Post a comment
Linear Technology Corp. launched a pair of low dropout regulators with input voltage capability up to 80 volts, and low dropout voltage of 400 millivolts, while delivering up to 250 milliamps of output current.
Precision op amp extends battery life
Articles  
4/11/2006   Post a comment
Analog Devices, Inc. claims its precision operational amplifier consumes 30 percent less power than similar devices — thereby enabling higher accuracy in battery-powered consumer, medical and safety devices.
National Semiconductor debuts industry's lowest-jitter sync separator for High-Definition video formats
Articles  
4/11/2006   Post a comment
National Semiconductor Corporation has introduced a multi-format video synchronization separator with the industry’s best jitter performance for high-definition broadcast and professional video systems.
Amplifier reference design targets Class-D products
Articles  
4/11/2006   Post a comment
Cirrus Logic Inc. launched a quad amplifier and a 2.1-channel Class-D amplifier reference design today for digital TVs and home theater receivers.
We don't need no stinkin' analog EDA tools!
Articles  
4/10/2006   Post a comment
At the Embedded Systems Conference, a senior design engineer at Linear Technology Corp discussed a high-performance delta-sigma A/D converter he had designed.
What I found fascinating, in addition to the performance specifications....
Bill Schweber, Site Editor
Universal serial bus switch protects against static
Articles  
4/7/2006   Post a comment
Fairchild Semiconductor claims its Hi-Speed (480 Mbits/s) Universal Serial Bus (USB) 2.0 switch provides the industry's highest electrostatic discharge protection.
Six-channel A/D does simultaneous sampling
Articles  
4/7/2006   Post a comment
Linear Technology Corp.'s 14-bit, 600 Ksamples per second analog-to-digital (A/D) converter with six simultaneous sampling differential inputs draws 5 milliamps from a single 3-volt supply.
The "engineering shortage", the Embedded Systems Conference, and why kids shun engineering
Articles  
4/5/2006   Post a comment
Everyone has an opinion of the alleged engineering shortage, and why American students are apparently shunning the study of math, science, and engineering-related fundamentals. I might as well chime in, too. First: is there a shortage? Answer: I don’t know--and neither does anyone else.....
Process boosts op amp performance
Articles  
4/5/2006   Post a comment
National Semiconductor Corp. today rolled out nine operational amplifiers (op amps) based on its VIP50 BiCMOS process that are said to feature improvements in accuracy, power consumption and voltage noise for industrial, medical, automotive and portable applications.
Audio codec integrates capless headphone amplifier
Articles  
4/4/2006   Post a comment
AKM Semiconductor released a low-power, 20-bit, audio codec with an integrated capless headphone amplifier for mobile phone, smart-phones, music players and personal media players.
Clock chips exceed Sonet jitter specs
Articles  
4/3/2006   Post a comment
Analog Devices Inc. expanded its clock and data recovery (CDR) offering with four chips that tout outstanding jitter performance to simplify optical network designs.




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