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Content posted in July 2006
Channel calibration re-focuses design approach, but beware complacency
Articles  
7/31/2006   Post a comment
In the ancient days of analog signal conditioning and data-acquisition channels, designers put lots of effort into perfecting the input channel. All this has completely changed; it now is easier to accept channel imperfections and calibrate around them. But is's not all "good news"....
Bill Schweber,, Site Editor, Planet Analog
bschweber@cmp.com
DC/DC chip packs the most power management for 3-amp applications
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7/31/2006   Post a comment
Product Review - Affording a one-chip solution for basic power-with-power management designs, Zilker Labs says its ZL2105 is the industry's only such offering for 3-amp service with complete digital-power management facility, and is the mostly easily configured.
Programmable in-amp yields outsized specs
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7/27/2006   Post a comment
Precision op amp offers dc and ac performance with small size, low power
Stand-alone differential encoder ICs cut cost, real-estate overheads
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7/27/2006   Post a comment
Product Review - Inphi Corporation's 13650DE and 13651DE, which the company says remain the only stand-alone differential phase shift keying (DPSK) and Duobinary encoders in the industry, are now offered in a QFN plastic package to cut cost and footprint and to provide a measure of compatibility with the company's new 13-series flip flops for use in NRZ applications.
My revised KISS design principle
Articles  
7/26/2006   Post a comment
The "Keep It Simple, Stupid" (KISS) engineering design principle gets lots of homage and plaudits, but is often ignored in practice. I'm going to add my two cents to the story and upgrade the KISS principle itself.....
Bill Schweber, Site Editor, Planet Analog
3-port switch supports all 10/100 Ethernet optical standards
Articles  
7/26/2006   Post a comment
Micrel is sampling a highly integrated 3-port switching device dubbed the KSZ8893FQLdf that is designed to interface to 10BaseFL or 100BaseSX networks.
UHF ASK/FSK receiver ICs lay claim to industry's smallest footprints
Articles  
7/25/2006   Post a comment
Low cost silicon can help implement remote keyless entry and tire pressure monitoring circuits in automotive subsystems. Here are two RF receiver ICs that lay claim to very small size and high performance. They can demodulate FSK and ASK transmissions.
Active x2 multipliers support circuits to 46-GHz
Articles  
7/25/2006   Post a comment
A variety of 2x multipliers can make it easier to craft circuits that develop RF at frequencies as high as 46-GHz. These devices are availabe in SMT RoHS-compliant packages, as well as in bare die form.
Zero-crossover op amp delivers glitch-free performance
Articles  
7/24/2006   Post a comment
Product Review - Proclaiming a step advance for low-noise, high-performance operational amplifiers, Texas Instruments' OPA365 utilizes a zero-crossover input architecture to achieve glitchless rail-to-rail performance for precision data conversion applications.
Tanner EDA speeds up tool suite
Articles  
7/21/2006   Post a comment
Analog/mixed-signal EDA tool vendor Tanner EDA plans to release an upgrade to its Tanner Tools 12.1 design suite on the opening day of the Design Automation Conference.
Laker tool claims 10x boost in a/ms design productivity
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7/20/2006   Post a comment
Claiming to boost analog/mixed-signal design productivity 10 fold while maintaining handcrafted layout quality, Silicon Canvas introduced a new Laker layout product, Laker DDL.
Ultralow-power HDD preamps boost performance in sub-2.5 inch drives
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7/20/2006   Post a comment
STMicroelectronics' L6420 and L6440 hard-disk drive (HDD) preamplifiers for sub-2.5 inch drives, in the company's Near Zero Power series, tout significantly higher bandwidth and best-in-class power efficiency.
SMBus interface bridges analog and digital circuits
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7/20/2006   Post a comment
Check out this SMBus to analog interface device that digitizes analog signals for use with digital microprocessors. Microsemi's LX1800 can be paired with its ambient light sensors to incorporate microprocessor-controlled digital dimming of backlight lamps in LCD displays.
14-bit ADC boosts WiBro, WiMAX basestation performance
Articles  
7/19/2006   Post a comment
Linear Technology's LTC2285, a 14-bit 125 Msps dual high-speed ADC is optimized for use in multicarrier wireless basestation transceiver applications, including WiBro and WiMAX.
Build high-frequency sine-wave generator which uses a single clock
Articles  
7/19/2006   2 comments
Switched-capacitor-filter-based circuit allows you to build a low-distortion sine-wave soure to 1 MHz, for use with microcontroller systems..
Wi-Fi RF front-end chip slashes size, cuts cost
Articles  
7/18/2006   Post a comment
Promising to cut system-level integration cost and slash board area requirements, RF semiconductor maker SiGe Semiconductor announces a highly integrated RF front-end module. Slated for Wi-Fi systems compliant with 802.11b/g, the device is very small and eliminates several external discrete components. It packs all functions required between the output of a transceiver and its antenna.
Primary-side controller advances digital power
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7/17/2006   Post a comment
Product Review - Proclaiming a paradigm shift in power supply control techniques with its iW1688 PWM chip, iWatt says it's the first to secure significant benefits from primary-side digital control in low-power AC/DC sources.
Dual sampling ADC stands tall for medical, military data-acquisition
Articles  
7/13/2006   Post a comment
C&D Technologies touts its ADSD-1410S dual 14-bit, 10 MSPS sampling analog-to-digital-converter as best-in-class for low-noise, high-speed data acquisition systems.
Transimpedance amps see more of the photosensor's output
Articles  
7/12/2006   Post a comment
MAZeT's second-generation of programmable-gain transimpedance (current-to-voltage) amplifiers, the MTI04CS/CQ, are suited for the company's JenColour photosensor family for evaluating light in tough-to-access environments or where the sensitivity of the human eye is inadequate.
Are engineers foolish?
Articles  
7/12/2006   Post a comment
One definition of a fool is someone who does the same thing over and over again, but expects different results. This statement reveals a lack of knowledge of the engineering process by these supposedly smart people, but it is also our own fault....
Artison unveils innovative speakers designed for Flat-Screen TVs
Articles  
7/11/2006   Post a comment
Artison, a company dedicated to meeting the technology needs of the 21st century, proudly announces the release of the company's flagship Masterpiece LCR speakers designed for flat screen displays.
AM/FM car radio chipset includes data decoder, DSP, embedded ARM7 core
Articles  
7/10/2006   Post a comment
Here's news of an FM/AM car radio chipset with on-board DSP and ARM7 processing. It can implement radios that digitally tune current analog radio services worldwide (AM, FM, and weather bands), as well as worldwide digital broadcast modulation schemes such as Digital Audio Broadcasting, Digital Radio Mondiale, and HD radio, where the silicon provides interfaces to external decoders.
Heatsink-free class-D audio amp IC delivers 21 watts per channel
Articles  
7/10/2006   Post a comment
Toshiba America's first Class-D audio power amplifier IC, the TB2924FG, delivers up to 21 watts per channel in a heatsink-free design for audio consumer electronics applications, including TV, home audio, and portable audio applications.
Audio system LSIs sound MP3 file playback
Articles  
7/7/2006   Post a comment
ROHM's BU9432-C1 and BU9434-C2 audio system LSIs integrate an MP3 decoder, DAC, system controller, USB host controller, and 3-output power supply to facilitate playback of MP3 files contained in flash memory.
Ultra-miniature packages house Bluetooth/ZigBee PAs
Articles  
7/7/2006   Post a comment
Need an ultra-small PA chip for that compact Bluetooth or ZigBee design you're crafting? If so, check out these PA ICs. They're housed in ultra-miniature 1.5 x 1.5 x 0.37-mm packages, yet deliver 100-mW of RF at 2.4-GHz.
Temperature/voltage sensors are compliant with the SST bus
Articles  
7/6/2006   Post a comment
SMSC's EMC1102 "hardware monitor" i.e., a dual temperature sensor; and the EMC1152, with two temperature sensors and five voltage monitoring channels, keep watch on Intel PC platforms containing a single-wire simple serial transport (SST) host.
Analog front ends beat a speedy path to integration
Articles  
7/6/2006   Post a comment
Product recap - With high-quality front-end processing for data, communications, and imaging systems becoming more critical, designers are fast beating a path to secure analog front ends (AFEs) with higher speed and lower jitter for TV and home theatre applications, better signal conversion topologies for high-definition imaging, higher sensitivity for various wireless authentication systems, greater intersystem compatibility, and faster time-to-market.
Book yields small-antenna design insight
Articles  
7/6/2006   Post a comment
Get insight and understanding for designing and implanting small antennas, a critical passive component in many wireless designs
Companies pass on, but their names may linger, in our industry of change
Articles  
7/4/2006   Post a comment
Our industry is built on, and defined by, change. What really pains me is to see a once-revered and respected name, such as RCA, now reduced to a meaningless marketing nameplate, with no real company behind it.
Bill Schweber, Site Editor, Planet Analog
bschweber@cmp.com
Stereo-with-power-management IC condenses portables
Articles  
7/3/2006   Post a comment
Dialog Semiconductor's first audio-with-power management IC, the DA9034, provides total support for smartphones, portable multimedia devices (PMP), PDAs, and personal navigators.




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