4-A Chips Charge Smart-Phone Li-Ion Batteries
MD&D News Staff
Trumpeted as the first monolithic, 4-A Li-ion battery charger ICs, Summit Microelectronics’ configurable SMB349 and SMB359 operate from a 3.6-V to 16-V input range...
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Mobile Technology Drives Premium Automotive Audio Markets Too
Premium audio systems for automobiles will enjoy double-digit sales growth worldwide in 2011 and ahead, according to IHS iSuppli. Experts also expect portable media players to influence the growth of these systems. ...
ESD Protection Array Trims Capacitance And Profile
The VBUS54ED-FBL four-line ESD-protection array from Vishay Intertechnology features a 2.5- by 1-mm footprint, a profile of 0.55 mm, and a load capacitance of 0.6 pF to fit into space-constrained portable applications....
Handheld SDR Is Smallest Kid On The Block
The Matchstiq software defined radio (SDR) from Epiq Solutions measures 2.2 by 4.6 by 0.9 in. and tunes between 300 MHz and 3.8 GHz....
ADCs Linearize 60-MHz Transmit Bandwidth Using DPD
The dual LTC2158-14 and single LTC2153-14 high IF sampling, 14-bit, 310-Msample/s ADCs from Linear Technology handle wide-bandwidth DPD linearization applications....
Multi-Sync Software Clock Is A First For 4G/LTE Equipment
Targeting small cells, macro basestations, and backhaul infrastructures, SoftClock SCi 2000 rel. 2.0 unfolds as the first multi-sync software clock solution to meet the synchronization requirements of LTE and 4G equipment....
Integrated IR-UWB Enables Low-Power Mobile Apps
Imec and Holst Centre have developed an ultra-low-power integrated solution for the 6- to 10-GHz band, enabling impulse-radio ultra-wideband (IR-UWB) communication for battery-powered applications in personal-area networks and positioning sensors worldwide....
RF ICs Push The Limits Of Frequency, Dynamic Range, And Integration
The ADRF6806 and ADRF6807 quadrature demodulators and ADF41020 PLL frequency synthesizer offer increased integration in a smaller package for more demanding applications....
Tiny Supercap Supports Bright Flash For Camera Phones
Measuring just 26 by 20 mm and standing 0.9 mm tall, Taiyo Yuden’s PAS2126FR2R5504 polyacene capacitors (supercaps) boast 0.5-F capacitance for clear photos at low light conditions. ...
Next-Gen LTCC Material Advances High-Frequency Packaging
DuPont Microcircuit Materials’ GreenTape 9K5 low-temperature, co-fired ceramic (LTCC) material is a viable contender for higher-speed, higher-frequency, and higher-reliability applications....
Distributed Antenna System Extends Broadband Coverage Indoors
Powerwave Technologies’ Nexus FT 4000 low-power, multi-standard, multi-band optical distributed antenna system (DAS) for in-building broadband debuts as a scalable DAS solution for single- or multi-operator environments....
LTE Data Modem Hits 75 Mbits/s
Subscribers using the Sierra Wireless 4G LTE AirCard U313 Turbo Stick have seen download speeds of up to 75 Mbits/s with more common speeds in the 12- to 25-Mbit/s range. ...
Frequency Synthesizer Sets Some Benchmarks
Claiming best-in-class phase noise and spurious performance figures, the LTC6946 375-MHz to 6-GHz frequency synthesizer from Linear Technology specifies a phase noise floor of –226 dBc/Hz and spurious levels of less than –100 dBc....
LTE Gateway Reference Design Exploits Atlanta 2000 Processor
TranSwitch’s LTE fixed wireless reference design employs an Atlanta 2000 communications processor to deliver broadband voice, video, and data services to homes and enterprises....
High-Current Inductor Family Squires In 3232 Member
Vishay’s IHLP family of high-current inductors welcomes a 3232-case-size member measuring 8.26 by 8.79 mm with a 3-mm profile....
High-Speed USB Protection Device Squeezes Into Shrinking Portables
In addition to claiming position as the first such device to integrate protection against ESD, over-temperature, over-voltage, and under-voltage calamities, the 2- by 2-mm TPD4S014 from Texas Instruments may be the industry’s smallest USB protection device for all four USB channels....
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