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Design Application
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317 results found for Design Application, displaying items 1 - 20
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December 2, 2008
Low-Ripple DAC Implementation
In an example DAC application using Actel’s CorePWM IP DirectCore in low-ripple DAC mode, PWM output is averaged to a varying dc voltage. At reset, the PWM duty cycle, or level out value, is 100% and the voltage increases to the rail of 12 V.
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Mike Brogley
December 23, 2002
Die Products: Ideal IC Packaging For Demanding Applications
Not so long ago, defense and aerospace applications were the traditional drivers of advances in electronic packaging technologies, or "the way electronic systems are assembled." At the time, cost was a secondary consideration, because reliability,...
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Larry Gilg
, et al.
December 23, 2002
The Shrinking Cell-Phone Handset
Three factors combine to distinguish one cell phone from another—small size, increased functionality, and high performance. Miniaturization of the electronics is key to shrinking size while improving or maintaining functionality, performance, and...
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Larry Gilg
, et al.
December 9, 2002
Virtual Midplane Realizes Ultrafast Card Interconnects
The extraordinary performance of today's networked systems de-mands high-speed, point-to-point contacts for card interconnects. It has become crucial to completely rethink all aspects of traditional backplane and midplane card-interconnect technology...
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Michael Fowler
November 25, 2002
Yes, You Can Get A Testable SoC Design To Market On Time
Meeting time-to-market windows and finding ways to improve the profitability of new products is not only important, but a matter of survival, especially given the current economic conditions and market instability. With cost-cutting measures in place...
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Greg Aldrich
November 11, 2002
Facing The Challenge Of Adding RF And Mixed-Signal IP To SoCs
As CMOS technologies scale to greater densities, the ability to design and integrate complex and sensitive mixed-signal and RF intellectual property (IP) is becoming a reality. In fact, RF and analog/mixed-signal (RF-AMS) IP content is viewed as the...
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Raminderpal Singh
November 11, 2002
Give Your Digital System A Power Boost
Engineers designing pc-board power-distribution systems begin by dividing the design into four parts: the power source (battery, converter, or regulator), the pc board, a board decoupling capacitor, and a chip decoupling capacitor. This article...
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Charles P. Capps
October 28, 2002
Quickly And Easily Automate Test Systems With USB
Manufacturers of test-and-measurement equipment have long recognized the need to allow for automated testing. So, they usually build equipment with some type of I/O interface. The General-Purpose Interface Bus (GPIB) described in the IEEE-488...
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Andy Purcell
October 14, 2002
Calculate Dissipation For MOSFETs In High-Power Supplies
Perhaps the toughest challenge that designers of portable power supplies face is powering modern high-performance CPUs. Recently, their supply currents have doubled about every two years. In fact, today's portable core supplies can require up to 40 A...
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Mike Keagy
September 30, 2002
It's Time To Implement Embedded Networking And Internetworking
Embedded networking and Internetworking implementations are without a doubt on the rise. However, anecdotal evidence from engineers, gathered at trade shows and seminars, indicates that the embedded industry is still in the exploration stage....
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Olaf Pfeiffer
, et al.
September 16, 2002
Customized Processor Extension Speeds Network Cryptology
As public data networks, online commerce, and smart cards become more popular, the need for secure data transmission grows. But the complex computations required to encrypt and decrypt data can soon become a performance bottleneck. When servers spend...
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Peter Davies
, et al.
September 2, 2002
DDR FCRAM Boosts Performance In DDR SDRAM Designs
A modified form of synchronous DRAM technology, double-data-rate, fast-cycle random access memory (DDR FCRAM) is primarily focused at the networking market segment. Yet due to its high performance, it also suits such applications as graphics, gaming,...
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Wasim Alim
, et al.
August 19, 2002
Go Abstract To Speed Up Your Design Flow
New silicon-process-technology nodes are coming out every 18 months. Each process node brings a doubling of chip gate capacity. On top of that, the new 90-nm technology with 7.2-ps gate delays and 10 layers of interconnect offers the capacity to...
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Taher Abbasi
August 5, 2002
DDR FIFOs Deliver The Goods For Advanced Networking
FIFOs definitely play an integral and important role in a diverse range of challenging applications, such as storage-area networks (SANs) and networking routers. To keep pace with these fast-moving markets and meet new performance requirements, FIFO...
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Stefan Schoettl
, et al.
July 22, 2002
Design In Probing On High-Speed Buses To Improve Debugging
Just a couple of years ago, many designers struggled with bus and I/O speeds that continued to plod along while processors doubled their clock speeds every 12 to 18 months. Then, almost overnight, bus and I/O technology began to change. The speeds...
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Gregg Buzard
July 8, 2002
Protect Your High-Speed Circuits From ESD Transients
Electrostatic discharge (ESD) frequently occurs in nature, and in the electronics equipment environment, with very damaging results. Indeed, it's responsible for more than 25% of the semiconductor chip damage happening during wafer fab, through...
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Thomas G. Nagy
June 24, 2002
Adaptive Computing Overcomes Barriers To 3G Wireless Comm
Handsets employing 3G wireless, and beyond, are expected to have a large number of new features and functions, such as MPEG-4 video and audio. These compute-intensive tasks place major demands on digital signal processors (DSPs)—the IC workhorse...
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Bob Plunkett
, et al.
June 10, 2002
USB On-The-Go Specification Adds Muscle To Portable Devices
Over the last few years, the number and variety of portable electronic devices have exploded. Cell phones, digital cameras, PDAs, and MP3 players are increasing in capability and in the amount of data they can store and process. These new, improved...
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David Luke
May 27, 2002
Shield Ultracapacitor Strings From Overvoltage Yet Maintain Efficiency
Many system applications require that capacitors be connected together, in series and/or parallel combinations, to form a "bank" with a specific voltage and capacitance rating. The most critical parameter for all capacitors, including ultracapacitors,...
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Do Yang Jung
May 13, 2002
All-Format Analog Front Ends Handle Video And PC Formats
Much-hyped PC/TV convergence is becoming a reality in many display products. Consider an LCD PC monitor with a TV input, or a big-screen TV coupled to your home PC for Web surfing. Also, projectors for business presentations are shrinking to the point...
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Peter Chang
, et al.
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